JPS6374720U - - Google Patents
Info
- Publication number
- JPS6374720U JPS6374720U JP16774786U JP16774786U JPS6374720U JP S6374720 U JPS6374720 U JP S6374720U JP 16774786 U JP16774786 U JP 16774786U JP 16774786 U JP16774786 U JP 16774786U JP S6374720 U JPS6374720 U JP S6374720U
- Authority
- JP
- Japan
- Prior art keywords
- diffraction grating
- reflection type
- holding device
- type diffraction
- utility
- 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
Links
- 239000000853 adhesive Substances 0.000 claims description 5
- 230000001070 adhesive effect Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 4
- 230000004907 flux Effects 0.000 description 1
Landscapes
- Mounting And Adjusting Of Optical Elements (AREA)
- Moving Of The Head For Recording And Reproducing By Optical Means (AREA)
- Optical Head (AREA)
Description
第１図は本考案の第１の実施例に関する反射型
回折格子保持装置の構成図、第２図は本考案の第
２の実施例に関する反射型回折格子保持装置の構
成図、第３図は本考案の第３の実施例に関する反
射型回折格子保持装置の構成図、第４図は従来の
表面鏡保持台に関する構成図である。
図において、１は表面鏡、２は表面鏡保持台、
３は接着剤、４は光束、５は反射型回折格子、６
は反射型回折格子保持装置、７は入射光、８は反
射光、９は回折光、１０は突起部、１１は支持部
、１２は当接面の付いた突起である。なお、図中
同一符号は、同一又は相当部分を示す。
FIG. 1 is a block diagram of a reflection type diffraction grating holding device according to a first embodiment of the present invention, FIG. 2 is a block diagram of a reflection type diffraction grating holding device according to a second embodiment of the present invention, and FIG. A configuration diagram of a reflection type diffraction grating holder according to a third embodiment of the present invention, and FIG. 4 is a configuration diagram of a conventional surface mirror holder. In the figure, 1 is a front mirror, 2 is a front mirror holder,
3 is an adhesive, 4 is a luminous flux, 5 is a reflection type diffraction grating, 6
1 is a reflection type diffraction grating holding device, 7 is an incident light, 8 is a reflected light, 9 is a diffracted light, 10 is a projection, 11 is a support, and 12 is a projection with a contact surface. Note that the same reference numerals in the figures indicate the same or equivalent parts.
Claims (1)
射型回折格子を、機能を損うことなく接着固定す
る反射型回折格子保持装置において、反斜面形状
の陵の最大長さをｌ、厚さをｔとするとｌ／ｔ≦
１０を満たす反斜面形状を有する反射型回折格子
を、硬化後のシヨアＤ硬度が７０以下の接着剤に
より、略ｔ２で表される面積をもつて裏面のほぼ
中央部を面接着して固定する接着面を備えること
を特徴とする反射型回折格子保持装置。 (2) 接着面と同一面内に上記接着面を中心にし
て点対称位置に上記反射型回折格子を支持する面
を配設することを特徴とする実用新案登録第１項
記載の反射型回折格子保持装置。 (3) 少なくとも１つの直線を有する側平面を持
つ上記反射型回折格子に対して、少なくとも１つ
の上記直線を有する側平面に接触して上記反射型
回折格子の位置決めを行うべき当接面を備えるこ
とを特徴とする実用新案登録第１項記載の反射型
回折格子保持装置。[Claims for Utility Model Registration] (1) In a reflective diffraction grating holding device for adhesively fixing a reflective diffraction grating that diffracts an incident light beam in a predetermined direction without impairing its function, If the maximum length is l and the thickness is t, then l/t≦
A reflection type diffraction grating having a reverse slope shape satisfying 10 is fixed by surface bonding approximately the center of the back side with an adhesive having a shore D hardness of 70 or less after curing, with an area approximately represented by t2 . A reflection type diffraction grating holding device characterized by having an adhesive surface. (2) The reflective diffraction grating according to Paragraph 1 of the utility model registration, characterized in that a surface supporting the reflective diffraction grating is disposed in the same plane as the adhesive surface and at a point symmetrical position with respect to the adhesive surface. Grate holding device. (3) For the reflection type diffraction grating having a side plane having at least one straight line, a contact surface is provided to position the reflection type diffraction grating by contacting the side plane having at least one straight line. 1. A reflection type diffraction grating holding device according to item 1 of the utility model registration, characterized in that:
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16774786U JPS6374720U (en) | 1986-10-31 | 1986-10-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP16774786U JPS6374720U (en) | 1986-10-31 | 1986-10-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6374720U true JPS6374720U (en) | 1988-05-18 |
Family
ID=31099969
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP16774786U Pending JPS6374720U (en) | 1986-10-31 | 1986-10-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6374720U (en) |
-
1986
- 1986-10-31 JP JP16774786U patent/JPS6374720U/ja active Pending
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