Eyepiece system

Details Eyepiece system Eyepiece system

1997-10-10

2000-05-02

Sugarman, Scott J.

Optical: systems and elements

Lens

With graded refractive index

359646, 359647, G02B 300, G02B 2500

Patent

active

060579684

ABSTRACT:
An eyepiece system comprising a single radial type gradient index lens which has a refractive index varying dependently on distances from an optical axis in a radial direction and a negative power. This eyepiece system is composed of a small number of lenses, and has chromatic aberration, curvature of field, spherical aberration, etc. which are corrected favorably.

REFERENCES:
patent: 5117308 (1992-05-01), Tsuchida et al.
patent: 5166827 (1992-11-01), Noda
patent: 5546229 (1996-08-01), Aoki
patent: 5841586 (1998-11-01), Nagaoka
Applied Optics Feb. 1, 1983/vol. 22.No. 3, Gradien-Index Eyepiece Design, Jill D. Forer et al, pp. 407-412.

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