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US 4,067,045 AGranted
Low light level camera with parallel-connected slidably mounted intensifier assemblies
AssigneeVenus Scientific Inc.
InventorsJohn K. Provost, Charles Lien
Life of this patent
Estimating the term…
Abstract
A low light level camera includes a plurality of identical modular-type intensifier assemblies which are removably clamped together, and are connected in electrical parallel with one another. The intensifier assembly is axially movable with respect to the camera frame and lens for focus adjustment.
Claims7
A low level light camera comprising, in combination:
- a support frame;
- a plurality of identical image intensifier assemblies each having a pair of high-voltage terminals;
- a vidicon tube optically coupled to and axially aligned with said image intensifier assemblies;
- a high-voltage power supply having an output voltage substantially equal to the required voltage for operating any one of said image intensifier assemblies;
- connecting means connecting said plurality of identical image intensifier assemblies and said vidicon tube to said support frame;
- and means connecting each of said pair of high-voltage terminals in parallel with one another and to said output voltage of said high-voltage power supply.
3 more elements
Dependencies are inferred from the claim text.