JPS5414252A - Light beam scanner - Google Patents
Light beam scannerInfo
- Publication number
- JPS5414252A JPS5414252A JP8029577A JP8029577A JPS5414252A JP S5414252 A JPS5414252 A JP S5414252A JP 8029577 A JP8029577 A JP 8029577A JP 8029577 A JP8029577 A JP 8029577A JP S5414252 A JPS5414252 A JP S5414252A
- Authority
- JP
- Japan
- Prior art keywords
- light beam
- beam scanner
- beam diameter
- lens
- theta lens
- 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
Abstract
PURPOSE:To obviate the occurrence of aberrations even if the incident beam diameter to a f'theta lens is increased and reduce the focusing beam diameter on scanning plane by disposing a toric lens within the limited space between a rotary polyhedral mirror and a f'theta lens.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8029577A JPS5414252A (en) | 1977-07-04 | 1977-07-04 | Light beam scanner |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8029577A JPS5414252A (en) | 1977-07-04 | 1977-07-04 | Light beam scanner |
Publications (1)
Publication Number | Publication Date |
---|---|
JPS5414252A true JPS5414252A (en) | 1979-02-02 |
Family
ID=13714271
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8029577A Pending JPS5414252A (en) | 1977-07-04 | 1977-07-04 | Light beam scanner |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS5414252A (en) |
Cited By (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57144518A (en) * | 1981-03-03 | 1982-09-07 | Canon Inc | Scan optical system having fall compensating function |
US5414534A (en) * | 1992-12-02 | 1995-05-09 | Vidar Systems Corporation | Apparatus for mechanically adjusting the image on CCD arrays in a scanning apparatus |
-
1977
- 1977-07-04 JP JP8029577A patent/JPS5414252A/en active Pending
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS57144518A (en) * | 1981-03-03 | 1982-09-07 | Canon Inc | Scan optical system having fall compensating function |
JPH0221565B2 (en) * | 1981-03-03 | 1990-05-15 | Canon Kk | |
US5414534A (en) * | 1992-12-02 | 1995-05-09 | Vidar Systems Corporation | Apparatus for mechanically adjusting the image on CCD arrays in a scanning apparatus |
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