Laser projection type display unit

Details Laser projection type display unit Laser projection type display unit

1990-12-19

1992-07-14

LaRoche, Eugene R.

Optical: systems and elements

Deflection using a moving element

Using a periodically moving element

359202, 359216, 359305, G02B 2608

Patent

active

051308380

ABSTRACT:
A laser projection type display unit. A light modulator is provided between a laser light source and a galvanometer scanner. By cutting off the laser beam or modulating the amplitude of the laser beam by means of the light modulator, independent point groups can be displayed.

REFERENCES:
patent: 4213146 (1980-07-01), Maiman
patent: 4329012 (1982-05-01), Minoura et al.
patent: 4611245 (1986-09-01), Trias

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