Nonvariable transverse magnification focussing method and lens s

Details Nonvariable transverse magnification focussing method and lens s Nonvariable transverse magnification focussing method and lens s

1993-06-08

1995-01-17

Sugarman, Scott J.

Optical: systems and elements

Lens

Multiple component lenses

359755, G02B 964

Patent

active

053830598

ABSTRACT:
An nonvariable transverse magnification focussing method and lens system for maintaining a transverse magnification at a fixed value even when the movement distance of each lens group is quite small by moving the basis of the first lens group and the second lens group while maintaining the relationship therebetween with a suitable paraxial arrangement in accordance with specific principles.

REFERENCES:
patent: 4929066 (1990-05-01), Wakimoto et al.

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