Optical arrangement for coupling a beam into the viewing or reco

Details Optical arrangement for coupling a beam into the viewing or reco Optical arrangement for coupling a beam into the viewing or reco

1996-07-15

1998-11-10

Nguyen, Thong

Optical: systems and elements

Compound lens system

Microscope

359368, 359567, G02B 2136, G02B 518

Patent

active

058352635

ABSTRACT:
The invention is directed to an optical arrangement for coupling radiation into the viewing or recording beam path of a microscope and includes at least one light-diffracting element in this beam path. Preferably, the light-diffracting element is combined with at least one reflective element or a combination of at least two diffractive elements such as transmission or reflection gratings.

REFERENCES:
patent: 3867009 (1975-02-01), Pawluczyk
patent: 4533220 (1985-08-01), Kurita et al.
patent: 4568152 (1986-02-01), Merstallinger et al.
patent: 4591270 (1986-05-01), Ahlen
patent: 5274478 (1993-12-01), Yang
patent: 5557453 (1996-09-01), Schalz et al.
Jean Claude Chastang, In: "Oblique Viewing Attachment for Microscope" Proceedings of SPIE--vol. 399, pp. 239-245, Apr. 19, 1983.

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