Lens apparatus

Details Lens apparatus Lens apparatus

1996-02-15

1997-07-22

Ben, Loha

Optical: systems and elements

Lens

With support

359819, G02B 702

Patent

active

056508794

ABSTRACT:
A lens apparatus in which plural lenses, each having a different expansion coefficient to others, are adhered to each other at their lens surfaces and some of the plural lenses, which has a smaller expansion coefficient than other lenses and the number of which is fewer than the total number of the plural lenses, are coupled with a lens barrel so that all of the plural lenses are supported by the lens barrel.

REFERENCES:
patent: 3784287 (1974-01-01), Grey
patent: 4886342 (1989-12-01), Kudo et al.

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