JPS59153501U - molded lens - Google Patents

molded lens

Info

Publication number
JPS59153501U
JPS59153501U JP4731383U JP4731383U JPS59153501U JP S59153501 U JPS59153501 U JP S59153501U JP 4731383 U JP4731383 U JP 4731383U JP 4731383 U JP4731383 U JP 4731383U JP S59153501 U JPS59153501 U JP S59153501U
Authority
JP
Japan
Prior art keywords
molded lens
lens
flange
molded
outer periphery
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
JP4731383U
Other languages
Japanese (ja)
Inventor
秀夫 横田
和夫 藤林
康幸 山田
泰久 佐藤
Original Assignee
キヤノン株式会社
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 キヤノン株式会社 filed Critical キヤノン株式会社
Priority to JP4731383U priority Critical patent/JPS59153501U/en
Publication of JPS59153501U publication Critical patent/JPS59153501U/en
Pending legal-status Critical Current

Links

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) [Summary] 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図は従来例レンズの断面図。第２図は来者　”案に
従うレンズの断面図。第３図は第２図に示したレンズを
鏡筒に組込んだ場合の図。第４図は本考案に従うゲート
切断の図。 １、　２．　６・・・・・・成形レンズ。FIG. 1 is a sectional view of a conventional lens. Figure 2 is a cross-sectional view of the lens according to the visitor's proposal. Figure 3 is a diagram of the lens shown in Figure 2 assembled into a lens barrel. Figure 4 is a diagram of gate cutting according to the present invention. 1. 2. 6... Molded lens.

Claims (2)

【実用新案登録請求の範囲】[Scope of utility model registration request] （１）ガラス材料又はプラスチック材料にて形成した成
形レンズにおいて、レンズの有効口径の外周に該成形レ
ンズを鏡筒に保持する鍔部を設け、前記鍔部の角部の稜
線に丸味を形成したことを特徴とする成形レンズ。(1) In a molded lens made of a glass material or a plastic material, a flange for holding the molded lens in a lens barrel is provided around the outer periphery of the effective aperture of the lens, and the ridgeline of the corner of the flange is rounded. A molded lens characterized by: （２）前記成形レンズの鍔部に該成形レンズを成形する
ゲート部を設け、該ゲート部の切断部を前記鍔部の外周
より内側に設けたことを特徴とする実用新案登録請求の
範囲第（１）項記載の成形レンズ。(2) The flange of the molded lens is provided with a gate portion for molding the molded lens, and the cutting portion of the gate portion is provided inside the outer periphery of the flange portion. The molded lens described in (1).
JP4731383U 1983-03-31 1983-03-31 molded lens Pending JPS59153501U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP4731383U JPS59153501U (en) 1983-03-31 1983-03-31 molded lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP4731383U JPS59153501U (en) 1983-03-31 1983-03-31 molded lens

Publications (1)

Publication Number Publication Date
JPS59153501U true JPS59153501U (en) 1984-10-15

Family

ID=30177862

Family Applications (1)

Application Number Title Priority Date Filing Date
JP4731383U Pending JPS59153501U (en) 1983-03-31 1983-03-31 molded lens

Country Status (1)

Country Link
JP (1) JPS59153501U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61256313A (en) * 1985-05-10 1986-11-13 Mitsubishi Electric Corp Optical information processor

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS61256313A (en) * 1985-05-10 1986-11-13 Mitsubishi Electric Corp Optical information processor

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