JPH0648572Y2 - 光ピックアップ用対物レンズの固定構造 - Google Patents
光ピックアップ用対物レンズの固定構造Info
- Publication number
- JPH0648572Y2 JPH0648572Y2 JP6643988U JP6643988U JPH0648572Y2 JP H0648572 Y2 JPH0648572 Y2 JP H0648572Y2 JP 6643988 U JP6643988 U JP 6643988U JP 6643988 U JP6643988 U JP 6643988U JP H0648572 Y2 JPH0648572 Y2 JP H0648572Y2
- Authority
- JP
- Japan
- Prior art keywords
- lens
- objective lens
- adhesive
- outer periphery
- standing wall
- 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.)
- Expired - Lifetime
Links
- 230000003287 optical effect Effects 0.000 title claims description 11
- 239000000853 adhesive Substances 0.000 claims description 31
- 230000001070 adhesive effect Effects 0.000 claims description 27
- 239000012790 adhesive layer Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 description 4
- 230000002093 peripheral effect Effects 0.000 description 4
- 229920003002 synthetic resin Polymers 0.000 description 4
- 239000000057 synthetic resin Substances 0.000 description 4
- 239000011521 glass Substances 0.000 description 3
- 230000005484 gravity Effects 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 239000004925 Acrylic resin Substances 0.000 description 1
- 229920000178 Acrylic resin Polymers 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- 239000003822 epoxy resin Substances 0.000 description 1
- 230000004907 flux Effects 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 239000012466 permeate Substances 0.000 description 1
- 229920000647 polyepoxide Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
Landscapes
- Lens Barrels (AREA)
- Optical Head (AREA)
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6643988U JPH0648572Y2 (ja) | 1988-05-20 | 1988-05-20 | 光ピックアップ用対物レンズの固定構造 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP6643988U JPH0648572Y2 (ja) | 1988-05-20 | 1988-05-20 | 光ピックアップ用対物レンズの固定構造 |
Publications (2)
Publication Number | Publication Date |
---|---|
JPH01170330U JPH01170330U (en]) | 1989-12-01 |
JPH0648572Y2 true JPH0648572Y2 (ja) | 1994-12-12 |
Family
ID=31291845
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP6643988U Expired - Lifetime JPH0648572Y2 (ja) | 1988-05-20 | 1988-05-20 | 光ピックアップ用対物レンズの固定構造 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH0648572Y2 (en]) |
-
1988
- 1988-05-20 JP JP6643988U patent/JPH0648572Y2/ja not_active Expired - Lifetime
Also Published As
Publication number | Publication date |
---|---|
JPH01170330U (en]) | 1989-12-01 |
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