Color-corrected telecentric scan lens

Details Color-corrected telecentric scan lens Color-corrected telecentric scan lens

1991-03-28

1992-02-11

Arnold, Bruce Y.

Optical: systems and elements

Lens

Telecentric system

359739, 359761, 359770, G27

Patent

active

050879871

ABSTRACT:
A diffraction limited, f/6.0, 71.0 mm focal length telecentric scan lens which is color-corrected for 780 nm, 830 nm and 890 nm wavelengths. The lens includes, in succession from a side of incident light:

REFERENCES:
patent: 2855824 (1958-10-01), Schade
patent: 4396254 (1983-08-01), Shibuya
patent: 4682863 (1987-07-01), Simbal

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