【発明の名称】赤外線検出器 - FUIRITSUPUSU FURUUIRANPENFUABURIKEN NV

Title:

【発明の名称】赤外線検出器

Document Type and Number:

Japanese Patent JPH068756

Kind Code:

B2

Abstract:

An infra-red radiation detector comprises a pyroelectric detector element (1) in an hermetically sealed housing (9, 20). The housing comprises a base (9) and a cover (20) with an aperture (10) surrounded by an inwardly directed flange (17). A self-locating window (18) capable of transmitting infrared radiation which closes the aperture is fastened to the flange with adhesive. The window comprises a first portion (18a) which is adapted to fit and which is located within the aperture, and a second wider portion (18b) presenting a peripheral shoulder (18c) which bears against the flange. The second portion of the window is present outside the cover, giving a wide field of view.

Inventors:

PATORITSUKU JON RICHAADO BOORU
DEBITSUDO NOOMAN UOGAN

Application Number:

JP20517485A

Publication Date:

February 02, 1994

Filing Date:

September 17, 1985

Export Citation:

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Assignee:

FUIRITSUPUSU FURUUIRANPENFUABURIKEN NV

International Classes:

G01J1/02; G01J5/02; G01J5/34; H01L37/02; (IPC1-7): G01J5/02; G01J1/02

Domestic Patent References:

JP6031027A
JP58145527U

Attorney, Agent or Firm:

Akihide Sugimura (1 outside)

Next Patent: 光パルス測定方法