High quality objective using air bearing

Details High quality objective using air bearing High quality objective using air bearing

1980-04-23

1982-09-14

Punter, William H.

350252, 350310, G02B 704, G02B 708

Patent

active

043492444

ABSTRACT:
The invention is directed to improving alignment of optical components within an overall objective cylinder along an optical axis by providing an outside source of compressed air which flows into and out of the outer hollow cylinder of the objective, through defined passages between the inside surface of the hollow objective and the imaging optical components within the hollow cylinder, to accurately align the inner optical components with an optical axis.

REFERENCES:
patent: 2533371 (1950-12-01), Heine
patent: 3081682 (1963-03-01), Khovry
patent: 3121605 (1964-02-01), Nunn
patent: 3154627 (1964-10-01), Wallis
patent: 3963306 (1976-06-01), Martin
patent: 4101008 (1978-07-01), Frosch et al.

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