Universal condenser having only a single turret for a microscope

Details Universal condenser having only a single turret for a microscope Universal condenser having only a single turret for a microscope

1988-01-11

1989-02-28

Henry, Jon W.

350528, G02B 2114, G02B 2106

Patent

active

048079804

ABSTRACT:
The invention is directed to a condenser having a flip out front lens and an auxiliary lens which can be switched in position for illuminating larger object fields. The auxiliary lens is mounted on a single turret disc of the condenser together with an aperture-iris diaphragm and is switched into position in the illuminating beam path alternately with the aperture-iris diaphragm.

REFERENCES:
patent: 3799645 (1974-03-01), Stankewicz
patent: 3833283 (1974-09-01), Stankewicz
patent: 3930712 (1976-01-01), Boughton et al.
patent: 4136927 (1979-01-01), Lisfield
patent: 4363532 (1982-12-01), Weber
patent: 4521076 (1985-06-01), Weber et al.

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