Inventor

DETERMANN HANS

3 patents

Patents

3 patents

US4127318ANov 28, 1978

Direct illumination apparatus for light and dark field illumination

LEITZ ERNST GMBH74 citations89

US3930713AJan 6, 1976

Incident light illumination instrument for selective light and dark field illumination

LEITZ ERNST GMBH43 citations89

US4386830AJun 7, 1983

Incident light, bright-field Kohler illuminating device

LEITZ ERNST GMBH4 citations60