Magnifier apparatus and method for hand held video display

Details Magnifier apparatus and method for hand held video display Magnifier apparatus and method for hand held video display

1991-06-12

1992-06-02

Ben, Loha

Optical: systems and elements

Lens

With support

359809, 359806, 358236, 358250, 353 76, 353101, G02B 702, G03B 2122

Patent

active

051192390

ABSTRACT:
A magnifier apparatus for use with a hand-held video display apparatus which magnifier apparatus has a frame with a magnifier lens, the frame secured to a support, the support releasably adapted to be secured in a snap-in relationship to the sides of the housing of the video display apparatus in an upright, correct position, the frame with the magnifier lens adapted to move between an open, use position over the screen of the video display apparatus and a closed, non-use position nested within the support.

REFERENCES:
patent: 4094598 (1978-06-01), Hodges
patent: 4331381 (1982-05-01), Hunter
patent: 4443819 (1984-04-01), Funada et al.
patent: 4712870 (1987-12-01), Robinson et al.
patent: 4991935 (1991-02-01), Sakurai
patent: 5048928 (1991-09-01), Davis

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