Research/Patents/US 5168324
US 5168324Tier 3 — General Defense

WAVELENGTH METER HAVING ELLIPTICAL WEDGE

Assignee

US Government

Filed as: UNITED STATES ENRICHMENT CORPORATION

Filed

Jan 18, 1989

Granted

Dec 1, 1992

Location

Livermore CA (LLNL)

Abstract

A wavelength meter is disclosed which can determine the wavelength of a laser beam from a laser source within an accuracy range of two parts in 108. The wavelength meter has wedge having an elliptically shaped face to the optical path of the laser source and includes interferometer plates which form a vacuum housing.

Source: Google Patents

35 USC §181 Secrecy Order

Imposed

Nov 7, 1989

Rescinded

Mar 12, 1992

Duration

2 years, 4 months

Inventor

  • 1RICHARD P. HACKEL

Sensitive facility: Livermore CA (LLNL)

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Back to patent indexSource: USPTO 35 USC §181 secrecy order records