JPS587112U - Moisture-proof device for plastic lenses - Google Patents

Moisture-proof device for plastic lenses

Info

Publication number
JPS587112U
JPS587112U JP8768581U JP8768581U JPS587112U JP S587112 U JPS587112 U JP S587112U JP 8768581 U JP8768581 U JP 8768581U JP 8768581 U JP8768581 U JP 8768581U JP S587112 U JPS587112 U JP S587112U
Authority
JP
Japan
Prior art keywords
moisture
proof device
plastic lenses
spaces
lenses
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
JP8768581U
Other languages
Japanese (ja)
Inventor
勉 加藤木
Original Assignee
株式会社リコー
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 株式会社リコー filed Critical 株式会社リコー
Priority to JP8768581U priority Critical patent/JPS587112U/en
Publication of JPS587112U publication Critical patent/JPS587112U/en
Pending legal-status Critical Current

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Abstract

(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of the drawing]

第１図は従来の一例を示す縦断側面図、第２図はこの考
案の第一の実施例を示す縦断側面図、第３図はこの考案
の第二の実施例を示す縦断側面図である。 ６・・・金属枠、９〜１０・・・フィルタ、１２・・・
内部、１３〜１６・・・プラスチックスレンズ、１７・
・・空間部、２０・・・除湿機、２１・・・センサ。Fig. 1 is a longitudinal side view showing a conventional example, Fig. 2 is a longitudinal side view showing a first embodiment of this invention, and Fig. 3 is a longitudinal side view showing a second embodiment of this invention. . 6...Metal frame, 9-10...Filter, 12...
Inside, 13-16...Plastic lens, 17.
...Space part, 20...Dehumidifier, 21...Sensor.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 筒状の金属枠の両端にガラス製のフィルタまたはガラス
レンズを気密的に取付け、前記金属枠の内部に複数の空
間部を形成しつつプラスチックスレンズを設け、前記空
間部のそれぞれに湿度を検出して信号を発生するセンサ
を設け、これらのセンサにより動作制御される除湿機を
前記空間部のそれぞれに接続したことを特徴とするプラ
スチックスレンズの防湿装置。Glass filters or glass lenses are airtightly attached to both ends of a cylindrical metal frame, a plurality of spaces are formed inside the metal frame, and a plastic lens is provided, and humidity is detected in each of the spaces. 1. A moisture-proof device for plastic lenses, characterized in that a sensor is provided to generate a signal, and a dehumidifier whose operation is controlled by these sensors is connected to each of the spaces.
JP8768581U 1981-06-15 1981-06-15 Moisture-proof device for plastic lenses Pending JPS587112U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8768581U JPS587112U (en) 1981-06-15 1981-06-15 Moisture-proof device for plastic lenses

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8768581U JPS587112U (en) 1981-06-15 1981-06-15 Moisture-proof device for plastic lenses

Publications (1)

Publication Number Publication Date
JPS587112U true JPS587112U (en) 1983-01-18

Family

ID=29882884

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8768581U Pending JPS587112U (en) 1981-06-15 1981-06-15 Moisture-proof device for plastic lenses

Country Status (1)

Country Link
JP (1) JPS587112U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6078418A (en) * 1983-10-06 1985-05-04 Canon Inc Cloud eliminating device of optical lens

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6078418A (en) * 1983-10-06 1985-05-04 Canon Inc Cloud eliminating device of optical lens

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