CCD – (stands for Charge-Coupled Device) is a type of sensor commonly found in consumer level cameras. CMOS – (stands for Complementary Metal Oxide Semiconductor) is a type of sensor commonly found in more professional level cameras. Diffuser – is a piece of opaque plastic that sits over the top of a flashgun. It’s job [...]

Liquid crystal display (LCD) – is a thin, flat display device made up of any number of color or monochrome pixels arrayed in front of a light source or reflector. Stock photography – consists of existing photographs that can be used to save valuable time and stay on budget. Bracketing – is the general technique [...]

Single-lens reflex (SLR) – is a type of camera that uses a movable mirror placed between the lens to show the image that will be captured in a viewfinder. Digital single-lens reflex camera (digital SLR or DSLR) – is a digital camera that operates on the same optical and mechanical principles as a film single-lens [...]

Spherical aberration – is the term for an optical fault caused by the spherical form of a lense that produces different focus points along the axis for central and marginal rays. Curvature of field – optical defect that causes points on an object plane perpendicular to the lens axis to focus on a curved surface [...]

Color balance – often refers to the modification of the color values of an image to generate the correct colors on a particular image display or printing device. Filter – is a camera accessory, a glass or plastic disk with a metal or plastic ring frame, consisting of an optical filter (for different colors: green, [...]

Aperture of the lens – adjustment of the “iris”, which controls the amount of light entering the lens. Auto-focus – the selection of a point in the imaging frame upon which the auto-focus system will attempt to focus. Depth of field (DOF) – is the distance in front of and beyond the subject that appears [...]