Zoom lens

Details Zoom lens Zoom lens

G - Physics

02

B

88/100

G02B 15/16 (2006.01) G02B 13/24 (2006.01)

Patent

CA 1041336

ZOOM LENS ABSTRACT OF THE DISCLOSURE A 6-component zoom lens for use between fixed conjugates at magnification ranging from 1:1.02 to 1:0.615. The two outermost components and one inner component are movable relative to the remaining components to vary the focal length of the lens as it is moved between conjugates to vary the image magnification. The inner movable component helps to maintain a flat field over the entire magnification range.

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