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Description

The lasso is an editing tool available, with minor variations, in most digital image editing software. It is often accessed from the standard main menu, by clicking the icon of a dotted line shaped like a rope lasso, from which the common name arises.

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a category of artistic composition, as in music or literature, characterized by similarities in form, style, or subject matter.

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The standard photographic film format for analog single lens reflex (SLR) still cameras and motion picture cameras.   Dating back to the first quarter of the 20th century, the 35mm format has mostly given way to digital still and video technologies.

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A twin-lens reflex camera (TLR) is a type of camera with two objective lenses of the same focal length. One of the lenses is the photographic objective or "taking lens" (the lens that takes the picture), while the other is used for the viewfinder system, which is usually viewed from above at waist level.

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The term Large Format simply means big film size. Large format cameras use sheet film sized 4x5" or larger with the most common film sizes being 4x5" and 8x10".

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The gelatin silver process is the photographic processused with currently available black-and-white films and printing papers. A suspension of silver salts in gelatinis coated onto a support such as glass, flexible plastic or film, baryta paper, or resin-coated paper.

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Photo curators collect, exhibit, research and maintain the photo collection at a museum. They are also responsible for the storage and presentation of photographical collections.

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A public display of works of art or items of interest, held in an art gallery or museum or at a trade fair.

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The role of any rule of composition is to draw the eye into a photograph. Framing refers to using elements of a scene to create a frame within your frame. For example, you might shoot through a doorway, pulled back curtains, branches, fences, tunnels, or arches to highlight your subject.

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A room or building for the display or sale of works of art.

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The exclusive legal right, given to an originator or an assignee to print, publish, perform, film, or record literary, artistic, or musical material, and to authorize others to do the same.

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An element of art defined by a point moving in space. Line
may be two-or three-dimensional, descriptive, implied, or
abstract.

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An element of art that is two-dimensional, flat, or limited to
height and width.

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An element of art made up of three properties: hue, value,
and intensity.
• Hue: name of color
• Value: hue’s lightness and darkness (a color’s value
changes when white or black is added)
• Intensity: quality of brightness and purity (high
intensity= color is strong and bright; low intensity=
color is faint and dull)

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An element of art that is three-dimensional and encloses
volume; includes height, width AND depth (as in a cube, a
sphere, a pyramid, or a cylinder). Form may also be free
flowing.

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An element of art that refers to the way things feel, or look
as if they might feel if touched.

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The lightness or darkness of tones or colors. White is the
lightest value; black is the darkest. The value halfway
between these extremes is called middle gray.

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An element of art by which positive and negative areas are
defined or a sense of depth achieved in a work of art .

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Balance is the distribution of the visual weight of objects, colors, texture, and space. If the design was a scale, these elements should be balanced to make a design feel stable. In symmetrical balance, the elements used on one side of the design are similar to those on the other side; in asymmetrical balance, the sides are different but still look balanced. In radial balance, the elements are arranged around a central point and may be similar.

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Variety is the use of several elements of design to hold the viewer’s attention and to guide the viewer’s eye through and around the work of art.

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Pattern is the repeating of an object or symbol all over the work of art.

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Proportion is the feeling of unity created when all parts (sizes, amounts, or number) relate well with each other. When drawing the human figure, proportion can refer to the size of the head compared to the rest of the body.

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Movement is the path the viewer’s eye takes through the work of art, often to focal areas. Such movement can be directed along lines, edges, shape, and color within the work of art.

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Unity is the feeling of harmony between all parts of the work of art, which creates a sense of completeness.

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Emphasis is the part of the design that catches the viewer’s attention. Usually the artist will make one area stand out by contrasting it with other areas. The area could be different in size, color, texture, shape, etc.

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symmetry around a central axis, as in a starfish or a tulip flower.

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made up of exactly similar parts facing each other or around an axis; showing symmetry.

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having parts which fail to correspond to one another in shape, size, or arrangement; lacking symmetry.

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the fact of two things being seen or placed close together with contrasting effect.

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containing or using only one color.

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art that does not attempt to represent external reality, but seeks to achieve its effect using shapes, forms, colors, and textures.

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The phrase cool color is used to describe any color that is calm or soothing in nature. Cool colors are not overpowering and tend to recede in space. For this reason, cool colors typically make a space seem larger. Examples of cool colors include green, blue and violet (think calming blue waters).

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The phrase warm color is used to describe any color that is vivid or bold in nature. Warm colors are those that tend to advance in space and can be overwhelming. Examples of warm colors include red, yellow and orange (think exciting fire and volcanoes). Contrast with cool colors.

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a color that combined with a given color makes white or black.

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Neutral colors include black, white, gray, and sometimes brown and beige.

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In photography, the rule of thirds is a type of composition in which an image is divided evenly into thirds, both horizontally and vertically, and the subject of the image is placed at the intersection of those dividing lines, or along one of the lines itself.

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In photography, the idea is that by using the golden ratio, you are creating an image that is naturally more pleasing to the eye.

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Leading lines refers to a technique of composition where the viewer of your photos attention is drawn to lines that lead to the main subject of the image. A leading line paves an easy path for the eye to follow through different elements of a photo.

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Positive space refers to the main focus of a picture, while negative space refers to the background. When used creatively and intelligently, positive and negative space together can tell a story using visual composition alone.

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Negative space, in art, is the space around and between the subject(s) of an image. Negative space may be most evident when the space around a subject, not the subject itself, forms an interesting or artistically relevant shape, and such space occasionally is used to artistic effect as the "real" subject of an image.

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Objective photography is an impersonal image not influenced by feelings, interpretations or prejudice. ...Objective photography is not intended to be a creative process, but a method to make a clear journal, record or evidence of something, events or objects based on facts.

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Photography is subjective by simply being a visual art. In other words, it is based on your perception rather than judgments from other peoples perspective. ... A picture might be subjective based on the photographer's view while a viewer might see at it from the objective angle (based on tone, color, etc.)

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Constructive criticism is the process of offering valid and well-reasoned opinions about the work of others, usually involving both positive and negative comments, in a friendly manner rather than an oppositional one.

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the practice of taking someone else's work or ideas and passing them off as one's own.

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A trademark (also written trade mark or trade-mark) is a type of intellectual property consisting of a recognizable sign, design, or expression which identifies products or services of a particular source from those of others, although trademarks used to identify services are usually called service marks.

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relating to moral principles or the branch of knowledge dealing with these.

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Black light photography involves shooting subjects under ultra violet lights and excluding most if not all, visible light. The results are often highly colored and powerful looking images: ... In order to make sure the correct look was created, the make up artists worked under the same UV lights to be used in the shoot.

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Diffused light is a soft light with neither the intensity nor the glare of direct light. It is scattered and comes from all directions. Thus, it seems to wrap around objects. It is softer and does not cast harsh shadows.

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Ambient light means the light that is already present in a scene, before any additional lighting is added. It usually refers to natural light, either outdoors or coming through windows etc. It can also mean artificial lights such as normal room lights.

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the treatment of light and shade in drawing and painting.

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Silhouette photography is a wonderful way to convey drama, mystery, emotion and mood in a picture. A silhouette is defined as a view of an object or a scene consisting of the outline and a featureless interior, with the silhouetted object usually being black.

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A diptych (pronounced dip'tik) was originally a pair of paintings hinged together. ... In photography the diptych has become a popular format. Pairs of closely associated portraits, images or themed pictures are often used to off-set one another.

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A triptych (pronounced Trip'tik), when applied to photography, is a group of three pictures. ... The image shown above is a triptych of pictures in one image. The origin of the term applied to three paintings on hinged wooden panels. They could fold into each other making a flat carrying pack.

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The word “pixel” means a picture element. Every photograph, in digital form, is made up of pixels. They are the smallest unit of information that makes up a picture. Usually round or square, they are typically arranged in a 2-dimensional grid. ... As you can see, the pixels approximate the actual image.

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The blue hour (from French l'heure bleue; pronounced [lœʁ blø]) is the period of twilight (in the morning or evening, around the nautical stage) when the Sun is at a significant depth below the horizon and residual, indirect sunlight takes on a predominantly blue shade, which differs from the one visible during most of ...

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In photography, the golden hour is the period of daytime shortly after sunrise or before sunset, during which daylight is redder and softer than when the Sun is higher in the sky. The opposite period during twilight is blue hour, just before sunrise or after sunset, when indirect sunlight is evenly diffused.

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A file format is a standard way that information is encoded for storage in a computer file. It specifies how bits are used to encode information in a digital storage medium. ... Some file formats are designed for very particular types of data: PNG files, for example, store bitmapped images using lossless data compression.

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A camera's raw image file contains unprocessed or minimally processed data from the image sensor of a digital camera. ... Canon's RAW file extension is .CR2, Nikon's is .NEF, Olympus' is .ORF, Sony's is .ARW etc. First of all, you have to set your camera to shoot RAW, or RAW+JPEG.

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A .PSD file is a layered image file used in Adobe PhotoShop. PSD, which stands for Photoshop Document, is the default format that Photoshop uses for saving data. PSD is a proprietary file that allows the user to work with the images' individual layers even after the file has been saved.

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JPEG. Stands for "Joint Photographic Experts Group."JPEG is a popular image file format. It is commonly used by digital cameras to store photos since it supports 2²⁴ or 16,777,216 colors. ... Still, the compression algorithm is lossy, meaning some image quality is lost during the compression process.

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Tagged Image File Format, abbreviated TIFF or TIF, is a computer file format for storing raster graphics images, popular among graphic artists, the publishing industry, and photographers. ... The format was created by Aldus Corporation for use in desktop publishing.

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Automatic mode is a mode in a digital camera where the camera's software fully controls all aspects of the photograph, from the shutter speed to the aperture setting to the focus.

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Manual mode on a camera allows the photographer to determine the exposure of an image by letting them select an aperture value and a shutter speed value. ... These modes give the user control of either aperture or shutter speed, while letting the camera determine the remaining setting for best exposure.

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The "program" in Program mode refers to the fact that you can fiddle with the shutter speed and aperture combo. Whether you choose Auto or Program, the camera chooses an aperture and shutter speed combination that will give you a good exposure.

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Shutter priority (usually denoted as S on the mode dial), also called time value (abbreviated as Tv), refers to a setting on some cameras that allows the user to choose a specific shutter speed while the camera adjusts the aperture to ensure correct exposure.

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Aperture priority, often abbreviated A or Av on a camera mode dial, is a setting on some cameras that allows the user to set a specific aperture value while the camera selects a shutter speed to match it that will result in proper exposure based on the lighting conditions as measured by the camera's light meter.

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In Digital Photography ISO measures the sensitivity of the image sensor. The same principles apply as in film photography – the lower the number the less sensitive your camera is to light and the finer the grain. ... By choosing a higher ISO you can use a faster shutter speed to freeze the movement.

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Image noise is random variation of brightness or color information in images, and is usually an aspect of electronic noise. It can be produced by the sensor and circuitry of a scanner or digital camera. ... Image noise is an undesirable by-product of image capture that obscures the desired information.

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In photography, ASA and ISO are both measurements of film speed, or sensitivity to light. ASA is a scale created by the American Standards Association, but it is no longer widely used. Now, most film is labeled by ISO, which was created in 1987 by the International Organization for Standardization.

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Film grain or granularity is the random optical texture of processed photographic film due to the presence of small particles of a metallic silver, or dye clouds, developed from silver halide that have received enough photons. ... It can be objectionably noticeable in an over-enlarged photographic film photograph.

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An image sensor is an electronic device that converts an optical image into an electronic signal. It is used in digital cameras and imaging devices to convert the light received on the camera or imaging device lens into a digital image.

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denoting or relating to a camera that combines the optics and mechanisms of a single-lens reflex camera with a digital imaging sensor, rather than photographic film.

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a set of data that describes and gives information about other data.

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Thumbnail is a term used by graphic designers and photographers for a small image representation of a larger image, usually intended to make it easier and faster to look at or manage a group of larger images.

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SOOC means "Straight Out Of Camera (not Photoshopped)"

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Vibration Reduction (VR) is an image stabilization technology that minimizes blur caused by camera shake. ... Nikon VR originates in the lens, not in the image sensor, which means that algorithms optimized to an individual lens are applied.

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Autofocus points are what the camera uses to focus on a subject. You'll probably first notice them when you press the shutter halfway. Many cameras will emit a beep and some of the AF points will light up—often in a red or green color—in the viewfinder or on the display screen.

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In photography, bracketing is the general technique of taking several shots of the same subject using different camera settings. ... Auto bracketing is a feature of many modern cameras. When set, it will automatically take several bracketed shots, rather than the photographer altering the settings by hand between each shot.

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Normally, the vertical bar under the scale, known as the exposure level indicator, predicts a photo's exposure, relative to the standard exposure, taken with the current meter reading and using the current exposure settings. In autoexposure modes, the exposure level indicator stays pegged in the middle.

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Exposure compensation is used to alter exposure from the value selected by the camera, making photographs brighter or darker. In modes P, S, and A, the camera automatically adjusts settings for optimal exposure, but this may not always produce the exposure the photographer intended.

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Burst mode, also called continuous shooting mode, sports mode or continuous high speed mode, is a shooting mode in still cameras. In burst mode, several photographs are captured in quick succession by either pressing the shutter button or holding it down.

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The f-number of an optical system is the ratio of the system's focal length to the diameter of the entrance pupil. It is a dimensionless number that is a quantitative measure of lens speed, and an important concept in photography. It is also known as the focal ratio, f-ratio, or f-stop.

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In optics, an aperture is a hole or an opening through which light travels. More specifically, the aperture and focal length of an optical system determine the cone angle of a bundle of rays that come to a focus in the image plane. An optical system typically has many openings or structures that limit the ray bundles.

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In photography, bokeh (/ˈboʊkə/ BOH-kə or /ˈboʊkeɪ/ BOH-kay; Japanese: [boke]) is the aesthetic quality of the blur produced in the out-of-focus parts of an image produced by a lens. Bokeh has been defined as "the way the lens renders out-of-focus points of light".

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For many cameras, depth of field is the distance between the nearest and the farthest objects that are in acceptably sharp focus in an image. The depth of field can be calculated based on focal length, distance to subject, the acceptable circle of confusion size, and aperture.

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The focal length of an optical system is a measure of how strongly the system converges or diverges light; it is the inverse of the system's optical power. A positive focal length indicates that a system converges light, while a negative focal length indicates that the system diverges light.

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In photography, shutter speed or exposure time is the length of time when the film or digital sensor inside the camera is exposed to light, also when a camera's shutter is open when taking a photograph. The amount of light that reaches the film or image sensor is proportional to the exposure time.

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Bulb mode is simply a shutter speed option that you can select in Manual mode on your camera. It allows your shutter speed to be any length you choose: one second, one minute, 17 minutes, or anything else.

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Motion blur is the apparent streaking of moving objects in a photograph or a sequence of frames, such as a film or animation. It results when the image being recorded changes during the recording of a single exposure, due to rapid movement or long exposure.

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Camera shake is a term used to define the act of accidentally shaking a camera during shooting due to unsteady hands, which results in blurry images. This generally occurs more often if you're shooting on a low shutter speed or with a heavy lens, and can be avoided by using a tripod and cable release setup.

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A form of support for the camera. ... The monopod is used to hold the camera steady while in the field. It is not as steady as a tripod since it has only one leg. This allows movement in the horizontal plane, but prevents up and down movement.

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In photography and image processing, color balance is the global adjustment of the intensities of the colors. An important goal of this adjustment is to render specific colors – particularly neutral colors – correctly. Hence, the general method is sometimes called gray balance, neutral balance, or white balance.

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When shooting outdoors on a clear day, the colour temperature of the sunlight is about 5,500K, which is almost the same as that of Daylight mode (about 5,200K). As a result, if you set the WB mode to Daylight, the colour tone will appear close to what you see.

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White balance (WB) is the process of removing unrealistic color casts, so that objects which appear white in person are rendered white in your photo. Proper camera white balance has to take into account the "color temperature" of a light source, which refers to the relative warmth or coolness of white light.

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Cloudy – This mode is ideal for while shooting on a cloudy day. This is because it warms up the subject and surroundings and allows you to capture better shots. Flash – The flash mode is required when there is inadequate lighting available. This mode helps pick the right White Balance under low light conditions.

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This mode is used for light under a little bulb like tungsten, and it is often used while shooting indoors. The tungsten setting of the digital camera cools down the color temperature in photos. ... This mode helps pick the right White Balance under low light conditions.

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The tungsten setting of the digital camera cools down the color temperature in photos. Fluorescent – This mode is used for getting brighter and warmer shots while compensating for the cool shade of fluorescent light.

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White balance (WB) is the process of removing unrealistic color casts, so that objects which appear white in person are rendered white in your photo. Proper camera white balance has to take into account the "color temperature" of a light source, which refers to the relative warmth or coolness of white light.

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White balance (WB) is the process of removing unrealistic color casts, so that objects which appear white in person are rendered white in your photo. Proper camera white balance has to take into account the "color temperature" of a light source, which refers to the relative warmth or coolness of white light.

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a dark area or shape produced by a body coming between rays of light and a surface.