Radiant energy – Photocells; circuits and apparatus – Optical or pre-photocell system
Patent
1990-08-09
1992-06-16
Nelms, David C.
Radiant energy
Photocells; circuits and apparatus
Optical or pre-photocell system
25022720, 359368, H01J 314
Patent
active
051226537
ABSTRACT:
A confocal type laser scan microscope comprises a substrate including a first channel wave guide having a first end and having the other end connected to a connecting port of a mode splitter, a second channel wave guide having a second end and having the other end connected to the mode splitter and a third channel wave guide having a third end and having the other end connected to the connecting port of the mode splitter; a laser diode connected to the first end for supplying a light to the first channel wave guide; a microscope optical system arranged at the second end which is conjugate with a sample surface relative to the microscope optical system; and a photo-detector connected to the third end for detecting the light from the second end.
REFERENCES:
patent: 4802748 (1989-02-01), McCarthy et al.
patent: 4884881 (1989-12-01), Lichtman et al.
Nelms David C.
Nikon Corporation
Shami K.
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