Optical system of variable magnification power

Details Optical system of variable magnification power Optical system of variable magnification power

1983-11-30

1989-06-06

Corbin, John K.

350419, 350427, G02B 1514, G02B 106

Patent

active

048366617

ABSTRACT:
In the disclosed optical system of variable magnification power, at least one component A of two components A and B has its refractive power varied so that the focal length of the entire system can be continuously varied throughout a range while maintaining the position of the image plane constant throughout the range.

REFERENCES:
patent: 3415592 (1968-12-01), Price
patent: 4407567 (1983-10-01), Michelet et al.
patent: 4444471 (1984-04-01), Ford et al.
patent: 4514048 (1985-04-01), Rogers
Caudell et al; "Active Optics with Room Temperature Vulcanizing Silicone Rubber"; SPIE; vol. 115; Advances in Replicated & Plastic Optics; pp. 18-24.

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