Radius of curvature controlled mirror

Optical: systems and elements – Mirror – Fluid cooled mirror

Reexamination Certificate

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Details

C359S224200

Reexamination Certificate

active

06986585

ABSTRACT:
A controlled radius of curvature mirror assembly comprising: a distortable mirror having a reflective surface and a rear surface; and in descending order from the rear surface; a counter-distortion plate; a flow diverter having a flow diverter aperture at the center thereof; a flow return plate having a flow return aperture at the center thereof; a thermal isolation plate having a thermal isolation plate aperture at the center thereof and a flexible heater having a rear surface and a flexible heater aperture at the center thereof; a double walled tube defining a coolant feed chamber and a coolant return chamber; said coolant feed chamber extending to and through the flow diverter aperture and terminating at the counter-distortion plate and the coolant return chamber extending to and through the thermal isolation backplate and terminating at the flow diverter; and a coolant feed and a coolant return exit at the rear of said flexible heater.

REFERENCES:
patent: 5889256 (1999-03-01), Osanai
patent: 5963374 (1999-10-01), Endou et al.

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