Display collimator system including a standby reticle arrangemen

Details Display collimator system including a standby reticle arrangemen Display collimator system including a standby reticle arrangemen

1978-05-12

1980-03-18

Corbin, John K.

350114, G02B 2702

Patent

active

041936663

ABSTRACT:
A display collimator system comprising a cathode-ray tube for displaying electronically generated data and a standby reticle arrangement to be operated in case of failure of the tube. The standby reticle arrangement comprises at least a movable reticle produced statically by means of a plurality of n elements juxtaposed according the intended direction of shift, each element comprising a light source to represent, when supplied, a one and same common shape, and a supply control circuit having n switching positions to supply the n elements separately.

REFERENCES:
patent: 3614314 (1971-10-01), Rossire
patent: 3777404 (1973-12-01), Oreck
patent: 3782822 (1974-01-01), Spence
patent: 3848974 (1974-11-01), Hosking et al.
patent: 3851304 (1974-11-01), Picardat
patent: 3864025 (1975-02-01), Picardat
patent: 3945716 (1976-03-01), Kinder
patent: 4000419 (1976-12-01), Crost et al.
patent: 4097155 (1978-06-01), Appert
patent: 4111527 (1978-09-01), Cojan

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