# data[].attributes.body
Advanced Photo System type-C (APS-C) is an image sensor format approximately equivalent in size to the Advanced Photo System "classic" negatives of 25.1×16.7 mm, an aspect ratio of 3:2.

# data[].attributes.body
also known as a collodion positive in the UK, is a positive photograph on glass made by a variant of the wet plate collodion process. Like a print on paper, it is viewed by reflected light.

# data[].attributes.body
Framing is the presentation of visual elements in an image, especially the placement of the subject in relation to other objects.

# data[].attributes.body
Posterization of an image entails conversion of a continuous gradation of tone to several regions of fewer tones, with abrupt changes from one tone to another.

# data[].attributes.body
Aliasing is an effect that causes different signals to become indistinguishable (or aliases of one another) when sampled.

# data[].attributes.body
A compression artifact is the fuzz or distortion in a compressed image or sequence of video images. When a photo is compressed into a JPEG format, some data is lost, which is why this type of compression is called lossy compression.

# data[].attributes.body
Distortion is an optical effect caused by lens structure. There are three types of distortion: barrel, pincushion, and mustache, which is a mixture of barrel and pincushion. ... Rather than lines bowing out as in barrel distortion, they converge inward toward the center when pincushion distortion is present.

# data[].attributes.body
A sensor size between APS-C and full-frame. Currently this is only used by Canon and Leica for some of its cameras.

# data[].attributes.body
A full-frame digital single-lens reflex camera (DSLR) is one with an image sensor format which is the same size as 35 mm format (36 mm × 24 mm) film.

# data[].attributes.body
An image sensor or imaging sensor (also: imager) is a sensorthat detects and conveys information used to make an image. It does so by converting the variable attenuation of light waves (as they pass through or reflect off objects) into signals, small bursts of current that convey the information.

# data[].attributes.body
Crop factor is the ratio of a camera sensor's size to a 35mm film frame. Use it to calculate effective focal lengths and compare lenses between DSLRs. Crop factor is a term that describes the difference between your camera's sensor size and a traditional 35mm film frame.

# data[].attributes.body
A sequence of adjacent bits operated on as a unit by a computer.

# data[].attributes.body
a unit of memory or data equal to 1,024 (210) bytes.

# data[].attributes.body
a unit of information equal to 220 bytes or, loosely, one million bytes.

# data[].attributes.body
a unit of information equal to one billion (109) or, strictly, 230 bytes.

# data[].attributes.body
a unit of information equal to one billion (109) or, strictly, 230 bytes.

# data[].attributes.body
Moiré pattern occurs when a scene or an object that is being photographed contains repetitive details (such as lines, dots, etc) that exceed the sensor.

# data[].attributes.body
Appropriation in art is the use of pre-existing objects or images with little or no transformation applied to them. The use of appropriation has played a significant role in the history of the arts (literary, visual, musical and performing arts).

# data[].attributes.body
In photography and cinematography, a multiple exposure is the superimposition of two or more exposures to create a single image, and double exposure has a corresponding meaning in respect of two images. The exposure values may or may not be identical to each other.

# data[].attributes.body
Still life photography is a genre of photography used for the depiction of inanimate subject matter, typically a small group of objects. It is the application of photography to the still life artistic style. An example is food photography.

# data[].attributes.body
In a nutshell, commercial photography means taking photos for commercial use. And by commercial we mean for business, for sales, for money. Commercial photography is often associated with advertisements, sales pitches, brochures, product placements as well as merchandising.

# data[].attributes.body
A histogram is a graphical representation of the tonal values of your image. In other words, it shows the amount of tones of particular brightness found in your photograph ranging from black (0% brightness) to white (100% brightness).

# data[].attributes.body
Anti-art is a loosely used term applied to an array of concepts and attitudes that reject prior definitions of art and question art in general. Somewhat paradoxically, anti-art tends to conduct this questioning and rejection from the vantage point of art.

# data[].attributes.body
Assemblage is an artistic form or medium usually created on a defined substrate that consists of three-dimensional elements projecting out of or from the substrate. It is similar to collage, a two-dimensional medium.

# data[].attributes.body
A neutral density or ND filter is a filter that is used to darken or lower the amount of light that passes through the lens by a specified number of stops, ranging from a fraction of a stop to 10 stops or more.

# data[].attributes.body
Cross processing is the deliberate processing of photographic film in a chemical solution intended for a different type of film. The effect was discovered independently by many different photographers often by mistake in the days of C-22 and E-4.

# data[].attributes.body
Honeycomb grid (light modifier) The honeycomb grid is a tight structure of a similar shape to the honeycomb made by honey bees. It's affixed to the front of a studio strobe. Or it can be fixed to an off-camera flash. The light shines through the grid and creates a tight beam of light.

# data[].attributes.body
A beauty dish is a photographic lighting device that uses a parabolic reflector to distribute light towards a focal point. The light created is between that of a direct flash and a softbox, giving the image a wrapped, contrasted look, which adds a more dramatic effect.

# data[].attributes.body
In photography, a snoot is a tube or similar object that fits over a studio light or portable flash and allows the photographer to control the direction and radius of the light beam. These may be conical, cylindrical, or rectangular in shape. Snoots can isolate a subject when using a flash.

# data[].attributes.body
Photographic Umbrella. Umbrellas are used primarily as diffusers in photography. They are used either to diffuse light by reflective diffusion, or shoot-through diffusion. Reflective diffusion: A flash light is fired directly into the underside of a black umbrella with a white or silver lining.

# data[].attributes.body
A soft box is a type of photographic lighting device, one of a number of photographic soft light devices. All the various soft light types create even and diffused light by transmitting light through some scattering material, or by reflecting light off a second surface to diffuse the light.

# data[].attributes.body
A monolight is a self-contained photographic flash lighting unit usually found in a studio. Each monolight has its own independent power source. It does not depend on a centralized power supply as a "pack and head" system does.

# data[].attributes.body
Catch light or catchlight is a light source that causes a specular highlight in a subject's eye in an image. They are also referred to as eye lights or Obies, the latter a reference to Merle Oberon, for whom the light was invented by then husband and cinematographer, Lucien Ballard.

# data[].attributes.body
In image editing, a curve is a remapping of image tonality, specified as a function from input level to output level, used as a way to emphasize colours or other elements in a picture. Curves can usually be applied to all channels together in an image, or to each channel individually.

# data[].attributes.body
Levels is a tool in Photoshop and other image editing programs which can move and stretch the brightness levels of an image histogram. It has the power to adjust brightness, contrast, and tonal range by specifying the location of complete black, complete white, and midtones in a histogram.

# data[].attributes.body
A ring light is a simple lighting tool that is commonly used for beauty shots, portraits, and macro photography. ... When used in photography, it creates an attractive catch light on a subject's eyes while emitting even, diffused lighting that helps eliminate shadows.

# data[].attributes.body
Tilt–shift photography is the use of camera movements that change the orientation and/or position of the lens with respect to the film or image sensor on cameras.

# data[].attributes.body
There's a billion acronyms in photography; some of them (such as DSLR) are pretty well-known, while others (like SOOC) are less common. SOOC means “straight-out-of-camera” and denotes *ZERO* computer photoshop

# data[].attributes.body
a photographic image-transfer process, or print making technique, which uses instant film. ... The process gains its common name from the Polaroid brand film, when Fuji brand film is used the process may be called Fuji transfer.

# data[].attributes.body
an image produced from a photographic negative transferred to a metal plate and etched in.

# data[].attributes.body
a photographic printing process that produces a cyan-blue print. Engineers used the process well into the 20th century as a simple and low-cost process to produce copies of drawings, referred to as blueprints. The process uses two chemicals: ferric ammonium citrate and potassium ferricyanide.

# data[].attributes.body
Green substance in producers that traps light energy from the sun, which is then used to combine carbon dioxide and water into sugars in the process of photosynthesis Chlorophyll is vital for photosynthesis, which helps plants get energy from light.

# data[].attributes.body
Split lighting is a technique that produces a sense of drama to a portrait. This form of lighting is when half of the subject's face is lit, while the other half is left dark. The light is evenly divided over the subject.

# data[].attributes.body
Loop lighting is an essential lighting technique for portrait photographers. It is easy to create with just a single light source and is flattering on most subjects. ... A loop lighting pattern is created by using a light source positioned just to the side and pointed downward toward the subject.

# data[].attributes.body
Rembrandt lighting is a lighting technique that is used in studio portrait photography. It can be achieved using one light and a reflector, or two lights, and is popular because it is capable of producing images which appear both natural and compelling with a minimum of equipment.

# data[].attributes.body
Butterfly Lighting (or Paramount Lighting) comes directly in front and above the subject's face. ... The most notable shadow, and where this lighting pattern gets its name, is a butterfly shaped shadow just under the nose.

# data[].attributes.body
Broad lighting is a portrait lighting pattern where the portion of the subject's face that is turned toward the camera is lit most brightly. ... Broad lighting is typically less flattering than short lighting as it widens the look of the face.

# data[].attributes.body
Short lighting, by definition, refers to when the main light illuminates the side of the face that is turned away from the camera. This lets light fall on the narrow side of the face leaving a shadow on the broad side of the face, which is facing the camera