Technology / Television (TV) / Telephoto Lens: A long focal length which creates a narrow, but magnified view of an object or person.
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Technology / Digital Cameras / Conversion Lenses: Wide-angle or telephoto lenses that attach to permanent lens. MORE
Entertainment / Photography / Process Lens: Lens system designed specifically for high quality copying. MORE
Entertainment / Photography / Positive Lens: Simple lens that causes light rays from a subject to converge to a point. MORE
Entertainment / Photography / Reflex Lens: Alternative term for mirror lens. MORE
Entertainment / Photography / Single Lens Reflex (SLR): Stands for single lens reflex. It is a camera of 35mm or medium format in which a system of mirrors shows the user the image precisely as the lens renders it. MORE
Technology / Digital Cameras / Single-Lens Reflex (SLR): An SLR, or single-lens reflex, camera is named for its picture-taking mechanism. In a film SLR, the viewfinder uses a 45?°-angled mirror to see through the lens; that mirror snaps out of sight quickl MORE