1984-08-08
1987-01-27
Corbin, John K.
350429, G02B 702
Patent
active
046390839
ABSTRACT:
A lens mounting including a distance adjusting ring responsive to a signal representing the object to an in-focus position, and provided with an intermediate stopper retractable from an intermediate point in the range of rotation of the aforesaid distance adjusting ring.
REFERENCES:
patent: 3841735 (1974-10-01), Katagiri et al.
patent: 4210387 (1980-07-01), Ogawa
patent: 4514039 (1985-04-01), Kawai
Fuziwara Yutaka
Yamamoto Hiroshi
Ben Loha
Canon Kabushiki Kaisha
Corbin John K.
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