1980-12-31
1983-11-29
Sikes, William L.
G02B 2218
Patent
active
044177895
ABSTRACT:
A device for observing, by use of two microscopes, two adjacent regions on two objects which are superposed with respect to the direction of an optical axis is provided with a magnifying and image projecting lens interposed between the microscopes and the objects. The two microscopes are disposed at a space interval between their optical axes which is greater than the space interval between the two adjacent regions, and the two regions of the magnified object images formed by the image projecting lens is observed through these two microscopes.
REFERENCES:
patent: 3672778 (1972-06-01), Kern
patent: 3853398 (1974-12-01), Kano
patent: 4009929 (1977-03-01), Abe et al.
patent: 4062623 (1977-12-01), Suzuki et al.
Canon Kabushiki Kaisha
Koren Matthew W.
Sikes William L.
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