A tag is a keyword or label that categorizes your question with other, similar questions. Using the right tags makes it easier for others to find and answer your question.
used to focus the light onto film or a digital sensor. Many cameras have interchangeable lens systems, allowing the photographer to choose the type of lens to use.
a prominent manufacturer of cameras and lenses including EOS DSLRs and PowerShot compact cameras.
a prominent manufacturer of cameras and lenses, including DSLRs and CoolPix compact cameras.
Equipment recommendation questions should be specific about budget and goals, yet general enough to be useful to as many readers as possible. Equipment recommendation answers should be worded to be as…
Adobe Photoshop Lightroom (often referred to as LR) is one of several professional level photo editing and management tools. While previous versions were available for purchase, the latest versions ar…
a device which provides additional light to a scene. It can be used to help fill in a dark area of a photo, to provide light if there isn't sufficient light to begin with, or it can help to i…
Digital Single Lens Reflex (Digital SLR or DSLR) cameras use a mechanical system to allow the image coming through the lens to also be viewed through the camera's viewfinder. This class of camera i…
the process (and art) of adjusting a previously-captured image to obtain a desired look. It encompasses everything from simple whole-image adjustments to detailed per-pixel touch-up…
the total amount of light allowed to fall on a sensor or film during the taking of a photograph. This is determined by the exposure time (shutter speed) and amount of light admitted (lens …
RAW refers to any of several native data formats that contain the full data captured by the sensor. Typically these are proprietary formats, and each company uses its own.
The use of extra lights, often flash units, in order to make up for a lack of light or to gain more creative control over the image.
the ability of a camera/lens system to automatically adjust the focus of the lens via a motor attached to the focus group of the lens. Contrast with manual focus.
inherently required for digital photography, and opens up options for post-processing film as well. Questions related to the tools used for digital image editing, processing, organization,…
the process of reworking an original photo, either produced by film or digital, to create the artistic vision of the photographer.
the opening in the diaphragm of a camera lens. For questions relating to Apple's photo management software, please use [apple-aperture] instead.
Questions about a specific problem or issue, often dealing with a lens, camera body, image sensor, lighting equipment, or software specific to photography.
the mechanism of converging light from a point light source onto an imaging plane by a lens.
Questions relating to portraits: lens choice, lighting, posing, retouching, photographing groups, newborns.
a specialized area typically dealing with very small subjects. There are also "Macro Lenses" which are designed with macro photography in mind, and lower cost alternatives such…
For questions pertaining to photographic filters, which are usually glass or plastic accessories that are either screwed onto the lens or otherwise added in the optical path. Use "effect" or "post-pro…
additional data related to a photo, this is usually written by the camera into the image file at the time of shooting but can be edited later. This metadata includes information such as th…
the bulk of picture-taking today; this tag doesn't need to be on everything that is digital, but can be used when the question is specifically about the technology invol…
the distance (measured in mm) between the surface of a lens and the focal point, when the lens is focussed at infinity. Smaller focal lengths indicate wide-angle lenses, larger focal l…
the digital camera's equivalent to film. It contains millions of tiny light-detecting areas called photosites, which convert light into an electric charge. After exposing the sensor to lig…
The process of creating a physical printed image from a photograph.
Image quality describes how well a photograph matches a perceived technical ideal.
the human perception of light as having different hue, from reds and oranges, through yellows and greens, to blues and violets. Color is a fundamental aspect of the arts and photography.
Questions about specific terms used within photography
The process of managing color settings on various viewing/output devices (computer monitors, projectors, printers, etc) so that colors appear the same regardless of how an image is viewed.
An optical 'zoom' or 'variable focal length' lens is one that has a range of focal lengths at which it can operate. "Digital zoom" is a technology which simulates optical zoom by cropping the image.
Questions regarding technique, as opposed to style, hardware, or software.
the science of light, and in photography often refers more specifically to to the properties and construction of lenses or the technical aspects of light sensors.