Zoom lens for preventing image from being blurred

Details Zoom lens for preventing image from being blurred Zoom lens for preventing image from being blurred

1993-10-21

1996-05-21

Sugarman, Scott J.

Optical: systems and elements

Lens

With variable magnification

359557, 359689, G02B 1514, G02B 2764

Patent

active

055195385

ABSTRACT:
A zoom lens including at least two lens groups which move relative to one another in an optical axis direction to change the focal length of the zoom lens, wherein during the zooming operation in which the relative movement of the lens groups occurs to move the lens system in the telephoto direction, the lens group that is located closest to the image side of the zoom lens is advanced towards an object side, and a deflector which is provided closer to the image side than the lens group closest to the image side is externally driven to deflect a light flux of the zoom lens.

REFERENCES:
patent: 5182671 (1993-01-01), Kitagishi
patent: 5270857 (1993-12-01), Oizumi et al.

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