Optical tandem scanning system using a koesters reflecting prism for light splitting
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United States of America Patent
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Apr 24, 1990
Grant Date -
N/A
app pub date -
Jul 18, 1988
filing date -
Jul 24, 1987
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A system for light splitting particularly suitable for microscopic investtion of living tissues using the so called confocal or tandem scanning by a scanning disk with a number of spirally arranged elementary holes similar to a Nipkow disk. This system for light splitting uses a Koesters reflecting prism having a semi-transparent mirror coating between two parts of said prism. According to this invention this semi-transparent mirror coating is parallel with illuminating pencils of rays striking the prism and with image pencils of rays leaving the prism.
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