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JPS543554A Expired / Lapsed JP ⏱️ 0.0 years remaining

Optical fiber branching filter

Assignee: Mitsubishi Electric Corp
•
Filing: 1977-06-10
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Granted: —
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Expires: 1997-06-10
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Abstract

Abstract PURPOSE:To produce parts and make possible the production of miniature and inexpensive branching filters by providing a wavelength selecting part to a refractive index distribution type lens wherein refractive indices make square distribution with respect to the central axial thereby forming the branching filter.

Inventors

  • 👤 Yoshio Miyake
  • 👤 Toshio Takei

Bibliographic Details

Application Number —
Jurisdiction JP
Data Source google_patents
Last Synchronized 2026-10-26 01:29
CPC Classifications
G; G02; G02B; G02B6/00; G02B6/24; G02B6/26; G02B6/28; G02B6/293; G02B6/29346; G02B6/29361; G02B6/2937

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