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US 6,274,970 B1Granted
Arc lamp
AssigneePerkinElmer, Inc.
InventorRobert A. Capobianco
Life of this patent
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Abstract
An arc lamp includes a housing; an inert gas in the housing; a pair of spaced electrodes in the housing for establishing an arc in the gas to generate a radiation output; a window in the housing for transmitting forward radiation generated by the arc; and a spherical reflector on the opposite side of the electrodes from the window and having its center disposed in the arc for redirecting rearward radiation through the center to add to the forward radiation transmitted through the window.
Claims20
An arc lamp comprising:
- a housing;
- an inert gas in said housing;
- a pair of spaced electrodes in said housing for establishing an arc in said gas to generate a radiation output;
- a window in said housing for transmitting forward radiation generated by the arc;
- and
- a deflector on the opposite side of said electrodes from said window and having a rearward deflection surface for preventing backscattered radiation from said arc from passing through said arc and out said window.
3 more elements
Dependencies are inferred from the claim text.