JPH01120120U - - Google Patents
Info
- Publication number
- JPH01120120U JPH01120120U JP1440488U JP1440488U JPH01120120U JP H01120120 U JPH01120120 U JP H01120120U JP 1440488 U JP1440488 U JP 1440488U JP 1440488 U JP1440488 U JP 1440488U JP H01120120 U JPH01120120 U JP H01120120U
- Authority
- JP
- Japan
- Prior art keywords
- reflective
- shaped portion
- base material
- polygonal prism
- mirror
- 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
- 239000000463 material Substances 0.000 claims description 4
- 230000001681 protective effect Effects 0.000 claims description 2
- 239000011347 resin Substances 0.000 claims description 2
- 229920005989 resin Polymers 0.000 claims description 2
- 239000000919 ceramic Substances 0.000 claims 2
- 239000007769 metal material Substances 0.000 claims 2
Landscapes
- Laminated Bodies (AREA)
- Optical Elements Other Than Lenses (AREA)
- Mechanical Optical Scanning Systems (AREA)
Description
第１図は本考案の一実施例を示す回転多面鏡の
一部破断斜視図、第２図は同上多面鏡の側断面図
、第３図は本考案の第２の実施例を示す回転多面
鏡の側断面図、第４図は本考案の第３の実施例を
示す回転多面鏡の側断面図、第５図は本考案の第
４の実施例を示す回転多面鏡の側断面図である。
１，１１，１１１，１１５……回転多面鏡、２
，１２，１１２，１１６……基材、３，１３，１
１３，１１７……樹脂膜、３ａ，１３ａ，１１３
ａ，１１７ａ……反射鏡面、４……増反射膜、５
……保護膜。
Fig. 1 is a partially cutaway perspective view of a rotating polygon mirror showing an embodiment of the present invention, Fig. 2 is a side sectional view of the same polygon mirror, and Fig. 3 is a rotating polygon showing a second embodiment of the invention. 4 is a side sectional view of a rotating polygon mirror showing a third embodiment of the present invention; FIG. 5 is a side sectional view of a rotating polygon mirror showing a fourth embodiment of the present invention. be. 1, 11, 111, 115...Rotating polygon mirror, 2
, 12, 112, 116...Base material, 3, 13, 1
13, 117...resin film, 3a, 13a, 113
a, 117a...Reflecting mirror surface, 4...Reflection increasing film, 5
……Protective film.
Claims (1)
角柱形状部分を有する回転多面鏡において、金属
材若しくはセラミツクにより成形された多角柱形
状部分を有してなる基材と、該基材側面にアウト
サート成形され、表面が反射鏡面となる樹脂膜と
、該反射鏡面上に設けられた増反射膜と、該増反
射膜上に設けられた保護膜とを備えていることを
特徴とする回転多面鏡。 A rotating polygon mirror having a polygonal prism-shaped portion having one or more reflective mirror surfaces on one or more side surfaces includes a base material having a polygonal prism-shaped portion formed from a metal material or ceramic, and a base material having a polygonal prism-shaped portion formed from a metal material or ceramic, and a side surface of the base material. A rotation characterized by comprising: a resin film that is outsert molded and has a reflective mirror surface; a reflective film provided on the reflective mirror surface; and a protective film provided on the reflective film. Polygonal mirror.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1440488U JPH01120120U (en) | 1988-02-05 | 1988-02-05 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1440488U JPH01120120U (en) | 1988-02-05 | 1988-02-05 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH01120120U true JPH01120120U (en) | 1989-08-15 |
Family
ID=31225572
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1440488U Pending JPH01120120U (en) | 1988-02-05 | 1988-02-05 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH01120120U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11921304B2 (en) | 2021-04-16 | 2024-03-05 | Canon Kabushiki Kaisha | Polygon mirror, deflection device, optical scanning apparatus and image forming apparatus |
-
1988
- 1988-02-05 JP JP1440488U patent/JPH01120120U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11921304B2 (en) | 2021-04-16 | 2024-03-05 | Canon Kabushiki Kaisha | Polygon mirror, deflection device, optical scanning apparatus and image forming apparatus |