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When colors are incorrectly refracted (bent) by the lens, resulting in a mismatch at the focal point where the colors do not combine as they should.

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Posterization or posterisation of an image entails the conversion of a continuous gradation of tone to several regions of fewer tones, with abrupt changes from one tone to another. This was originally done with photographic processes to create posters.

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A Moiré pattern is an interference pattern produced by overlaying similar but slightly offset templates.

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JPEG artifact sare caused by compression when an image is saved in the . jpg format. Each time an image is saved in this format it is compressed and “non-essential” data is discarded.

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Barrel Lens Distortion & Pincushion Distortion

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Barrel Lens Distortion & Pincushion Distortion

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Barrel distortion may be found in wide-angle lenses, and is often seen at the wide-angle end of zoom lenses, while pincushion distortion is often seen in older or low-end telephoto lenses.

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APS-C cameras use a smaller area to form the image than traditional 35 mm cameras, and so lenses used on APS-C format cameras have a correspondingly narrower field of view. For example, a 28 mm lens is a wide angle lens on a traditional 35 mm camera.

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A full-frame camera is a camera with a full-frame sensor. This is an image sensor that's the same size as the sensor of an analog camera.

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An image sensor is a device that allows the camera to convert photons – that is, light – into electrical signals that can be interpreted by the device.

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In digital photography, the crop factor, format factor, or focal length multiplier of an image sensor format is the ratio of the dimensions of a camera's imaging area compared to a reference format

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The byte is a unit of digital information that most commonly consists of eight bits

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an early 20th-century style and movement in art, especially painting, in which perspective with a single viewpoint was abandoned and use was made of simple geometric shapes, interlocking planes, and, later, collage.

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a style or technique (as in music, literature, or design) that is characterized by extreme spareness and simplicity

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Pop art is a style of art based on simple, bold images of everyday items, such as soup cans, painted in bright colors. Pop artists created pictures of consumer product labels and packaging, photos of celebrities, comic strips, and animals.

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It is frequently characterized by aesthetic innovation and initial unacceptability. The avant-garde pushes the boundaries of what is accepted as the norm or the status quo, primarily in the cultural realm. The avant-garde is considered by some to be a hallmark of modernism, as distinct from postmodernism

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The movement is best known for its visual artworks and writings and the juxtaposition of distant realities to activate the unconscious mind through the imagery.

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Appropriation in art is the use of pre-existing objects or images with little or no transformation applied to them.

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multiple exposure is the superimposition of two or more exposures to create a single image

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a work of art depicting mostly inanimate subject matter, typically commonplace objects which are either natural or man-made.

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These photographs are often used for the promotional marketing of a business including website placement, product previews, and business card/marketing material images.

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Aerial photography is used in cartography, land-use planning, archaeology, movie production, environmental studies, espionage, commercial advertising, conveyancing, and other fields.

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In photography, a histogram is a graph showing the distribution of light in an image.

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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.

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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.

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In photography and optics, a neutral-density filter, or ND filter, is a filter that reduces or modifies the intensity of all wavelengths, or colors, of light equally, giving no changes in hue of color rendition.

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the deliberate processing of photographic film in a chemical solution intended for a different type of film.