JPS6366845U - - Google Patents

Info

Publication number
JPS6366845U
JPS6366845U JP1986160964U JP16096486U JPS6366845U JP S6366845 U JPS6366845 U JP S6366845U JP 1986160964 U JP1986160964 U JP 1986160964U JP 16096486 U JP16096486 U JP 16096486U JP S6366845 U JPS6366845 U JP S6366845U
Authority
JP
Japan
Prior art keywords
optical mask
substrate
light
central portion
shielding film
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
JP1986160964U
Other languages
English (en)
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 filed Critical
Priority to JP1986160964U priority Critical patent/JPS6366845U/ja
Publication of JPS6366845U publication Critical patent/JPS6366845U/ja
Pending legal-status Critical Current

Links

Description

【図面の簡単な説明】
第1図a〜eは本考案の一実施例による工程を
示す断面図、第2図a〜eは従来の光学マスク基
板の作成工程を示す断面図である。 1:ガラス基板、2:第1の金属薄膜、3,5
,5a,7,9,9a:ピンホール、4:レジス
トパターン、6:第2の金属薄膜、8:レジスト
パターン、2a:第1の金属薄膜パターン、6a
:第2の金属薄膜パターン。

Claims (1)

  1. 【実用新案登録請求の範囲】 透明基板上に遮光性の金属膜を被着してなる光
    学マスク基板において、 上記基板中央部を単層遮光膜で形成し、 上記中央部周辺を多層遮光膜で形成してなるこ
    とを特徴とする光学マスク基板。
JP1986160964U 1986-10-20 1986-10-20 Pending JPS6366845U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1986160964U JPS6366845U (ja) 1986-10-20 1986-10-20

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1986160964U JPS6366845U (ja) 1986-10-20 1986-10-20

Publications (1)

Publication Number Publication Date
JPS6366845U true JPS6366845U (ja) 1988-05-06

Family

ID=31086843

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1986160964U Pending JPS6366845U (ja) 1986-10-20 1986-10-20

Country Status (1)

Country Link
JP (1) JPS6366845U (ja)

Similar Documents

Publication Publication Date Title
JPS6354101U (ja)
JPS6366845U (ja)
JPH0451156U (ja)
JPH0324601U (ja)
JPS6354146U (ja)
JPH0413949U (ja)
JPH0247649U (ja)
JPS6187455U (ja)
JPS633791U (ja)
JPS6284046U (ja)
JPH01125439U (ja)
JPS62164623U (ja)
JPS6168258U (ja)
JPS62161250U (ja)
JPS62109163U (ja)
JPS62123648U (ja)
JPS62164622U (ja)
JPS62188771U (ja)
JPS62126287U (ja)
JPH0253943U (ja)
JPS6423623U (ja)
JPS6383684U (ja)
JPH03109261U (ja)
JPS63191097U (ja)
JPS63102758U (ja)