Laser beam expanders with plastic and liquid lens elements

Details Laser beam expanders with plastic and liquid lens elements Laser beam expanders with plastic and liquid lens elements

1994-08-01

1995-09-26

Look, Edward K.

Optical: systems and elements

Lens

Fluid

G02B 106, G02B 312

Patent

active

054538785

ABSTRACT:
Design forms are disclosed for 5X and 10X laser beam expanders whose lens elements consist only of plastic and liquid optical materials, which provide diffraction-limited performance without refocussing over a wavelength range from 0.4 micron to 0.8 micron.

REFERENCES:
patent: 4526711 (1985-07-01), Sacher et al.
patent: 4913535 (1990-04-01), Robb
patent: 4950041 (1990-08-01), Robb
patent: 4966448 (1990-10-01), Robb
patent: 5345337 (1994-09-01), Sigler

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