Structure of laser pointer

Details Structure of laser pointer Structure of laser pointer

1993-03-11

1994-08-30

Lazarus, Ira S.

Illumination

Light source and modifier

Laser type

362187, 362206, F21K 700

Patent

active

053433769

ABSTRACT:
A laser pointer is disclosed including a laser module fitted into a conductive cylindrical casing and attached with a laser firing lens assembly and connected to a battery set and controlled by a switch to fire a laser beam for pointing, the laser module including a focus adjusting element threaded into the inner thread on the cylindrical shell thereof, whereby rotating the focus adjusting element on the cylindrical shell in either direction causes change of distance between the lens of the laser firing lens assembly and the laser diode of the laser module so that the focus is adjusted. The switch has a switching control press rod for switch control, and for fastening to the pocket as the laser pointer is not in use.

REFERENCES:
patent: 4517628 (1985-05-01), McDermott
patent: 4563728 (1986-01-01), Bruggeman et al.
patent: 4916579 (1990-04-01), Simms
patent: 5056097 (1991-10-01), Meyers
patent: 5193897 (1993-03-01), Halsey

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