Roof prism

Details Roof prism Roof prism

1995-08-21

1999-08-31

Shafer, Ricky D.

Optical: systems and elements

Prism

359834, 359836, 359900, 264 25, 264299, 2643281, 425542, G02B 504, B29D 1100, B29C 4500

Patent

active

059461470

ABSTRACT:
An injection-molded roof prism has a roof surface. A positioning portion is provided for a positioning in a direction vertical to both a ridgeline formed at the roof surface and an optical axis bent at the ridgeline. The positioning portion is formed together with the ridgeline by using the same molding plate.

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patent: 5173958 (1992-12-01), Folsom et al.
patent: 5331395 (1994-07-01), Piske et al.

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