Optical mode switching system

Details Optical mode switching system Optical mode switching system

1992-12-22

1994-09-20

Look, Edward K.

Optical: systems and elements

Compound lens system

Telescope

G02B 2700

Patent

active

053494695

ABSTRACT:
An optic mode switching system 14 provides for switching between two or more optic modes by movement of an eye 24. The system 14 comprises a first optic system 10 which provides a first image at a first position 25. The system 14 also comprises a second optic system 12 which provides a second image at a second position 40. The viewer switches optic modes by moving eye 24 from the first position 25 in the eyepiece to the second position 40 during viewing.

REFERENCES:
patent: 2388673 (1945-11-01), Brown
patent: 2512153 (1950-06-01), Henyey et al.
patent: 2527719 (1950-10-01), Greenstein et al.
patent: 3749494 (1973-07-01), Hodges
patent: 5161051 (1992-11-01), Whitney et al.

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