Title: Scanning optical system with reflective lens

Abstract: A scanning image forming optical system disposed in a scanning optical system includes a single lens having the both surfaces thereof divided into a light-transmitting area and a light-reflecting area, whereby the scanning optical system is compact and various aberrations in the image forming optical system is improved.

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Inventors: Minoura, Kazuo (Yokohama, JP)
Tateoka, Masamichi (Kawasaki, JP)

Application Number: 967397
Filing Date: 1978-12-07
Publication_date: 1980-10-07
Assignee: Canon Kabushiki Kaisha (Tokyo, JP)
Primary Class(es): 359/218 359/205
Other Classes:
US Patent Ref:

3520586	Jul, 1970	Bousky	350/199.
3667360	Jun, 1972	Vicik	350/201.
3873180	Mar, 1975	Bousky	350/6.

Other Refs:
Primary Examiner: Henry, Jon W.
Assistant Examiner:
Attorney: Fitzpatrick, Cella, Harper & Scinto