XY finder

Optical: systems and elements – Lens – With support

Reexamination Certificate

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Details

C359S823000, C359S694000, C359S827000, C359S699000

Reexamination Certificate

active

06865035

ABSTRACT:
The present invention relates to a device for positioning a finder on the guide telescope and adjusting the finder without introducing bending stresses on the guidescope which cause distortion of the tube holding the optics of both the guidescope and the main telescope, which finder permits the user to manual adjust the finder to any position by relative movement of an x-axis adjustment and a y-axis adjustment.

REFERENCES:
patent: 3589260 (1971-06-01), Ferra
patent: 4936655 (1990-06-01), Leib et al.
patent: 5388563 (1995-02-01), Hsu
patent: 5416549 (1995-05-01), Katsuyama et al.
patent: 6636701 (2003-10-01), Vezard et al.

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