Display unit which is immersed in a coolant

Details Display unit which is immersed in a coolant Display unit which is immersed in a coolant

1996-06-07

1998-06-16

Sikes, William L.

Liquid crystal cells, elements and systems

Liquid crystal system

Projector including liquid crystal cell

349 8, 349 73, 349161, 348749, 348751, 348757, 353 54, G02F 11335, G02F 1133, G02F 11333, G04N 574

Patent

active

057679240

ABSTRACT:
A display unit includes an optical modulation element for subjecting an incident light beam to optical modulation, and a coolant disposed in contact with an output side of the optical modulation element, wherein a focal distance of an output light beam of the optical modulation element is set to a predetermined distance in accordance with a length of the output light beam of the optical modulation element, which passes through the coolant.

REFERENCES:
patent: 4150396 (1979-04-01), Hareng et al.
patent: 5097323 (1992-03-01), Sato et al.
patent: 5264879 (1993-11-01), Shikama

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