Optical apparatus having a lens for zooming movable to a zoom ar

Details Optical apparatus having a lens for zooming movable to a zoom ar Optical apparatus having a lens for zooming movable to a zoom ar

1993-09-14

1995-11-14

Nelms, David C.

Optical: systems and elements

Lens

With variable magnification

359694, 359698, 359702, 359705, G02B 710

Patent

active

054672260

ABSTRACT:
An optical apparatus has a lens for zooming movable to a zoom area and a macro area, and a stopper operable to be changed over to a first state in which the movement of the lens from the zoom area to the macro area is prohibited and a second state in which the prohibition is released. A locking portion is provided so that the second state by the stopper can be maintained.

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patent: 5144493 (1992-09-01), Nomura

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