JPS643816U - - Google Patents
Info
- Publication number
- JPS643816U JPS643816U JP9496987U JP9496987U JPS643816U JP S643816 U JPS643816 U JP S643816U JP 9496987 U JP9496987 U JP 9496987U JP 9496987 U JP9496987 U JP 9496987U JP S643816 U JPS643816 U JP S643816U
- Authority
- JP
- Japan
- Prior art keywords
- polygon mirror
- laser
- rotating polygon
- reflecting
- laser printer
- 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
- 108091008695 photoreceptors Proteins 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 3
- 230000003287 optical effect Effects 0.000 description 2
Landscapes
- Mechanical Optical Scanning Systems (AREA)
- Laser Beam Printer (AREA)
- Optical Elements Other Than Lenses (AREA)
Description
第1図乃至第3図は本考案のレーザプリンタ用
回転多面鏡の一実施例を示し、第1図は正面図、
第2図は説明図、第3図は光学図、第4図は多面
鏡の光学図である。
1……回転多面鏡、1a〜1f……反射面、M
……外接円。
1 to 3 show an embodiment of a rotating polygon mirror for a laser printer of the present invention, and FIG. 1 is a front view;
FIG. 2 is an explanatory diagram, FIG. 3 is an optical diagram, and FIG. 4 is an optical diagram of a polygon mirror. 1...Rotating polygon mirror, 1a to 1f...Reflecting surface, M
...circumscribed circle.
Claims (1)
されたレーザビームを周面に形成された複数個の
反射面で反射させて感光体上に高速でスキヤンニ
ングするためのレーザプリンタ用回転多面鏡にお
いて、前記反射面を、それぞれ多面鏡の外接円の
直径またはこれ以下の長さを半径とする円孤面に
形成したことを特徴とするレーザプリンタ用回転
多面鏡。 A rotating polygon mirror for a laser printer for scanning a photoreceptor at high speed by reflecting a laser beam emitted from a laser element rotated at a constant speed by a driving source on a plurality of reflecting surfaces formed on the circumferential surface, A rotating polygon mirror for a laser printer, characterized in that each of the reflective surfaces is formed into a circular arc surface whose radius is equal to or less than the diameter of the circumscribed circle of the polygon mirror.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9496987U JPS643816U (en) | 1987-06-19 | 1987-06-19 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP9496987U JPS643816U (en) | 1987-06-19 | 1987-06-19 |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS643816U true JPS643816U (en) | 1989-01-11 |
Family
ID=31319566
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP9496987U Pending JPS643816U (en) | 1987-06-19 | 1987-06-19 |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS643816U (en) |
-
1987
- 1987-06-19 JP JP9496987U patent/JPS643816U/ja active Pending
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