Telescope with adjustable reticule

Details Telescope with adjustable reticule Telescope with adjustable reticule

1985-03-06

1986-05-20

Henry, Jon W.

350252, 33246, 33298, G02B 2736

Patent

active

045897441

ABSTRACT:
An improved telescope is disclosed in which an adjusting member for adjusting the reticule can be fitted on an optical axis thereof. The improved telescope has a reticule disposed at an ocular side in a lens-barrel and including a cross line for collimation; a reticule holding member including a front surface parallel to the reticule surface and a rear surface having at its periphery an inclined portion inclining with respect to the cross line surface and disposed within the lens-barrel for holding the reticule; a reticule holding member fitting portion disposed within the lens-barrel and receiving the reticule holding member by abutting against its front surface of the reticule holding member; and an adjusting member abutted against the inclined portion of the rear surface of the reticule holding member from the ocular side toward the optical axis direction to move the reticule holding member in order to adjust the cross line to the optical axis.

REFERENCES:
patent: 349285 (1886-09-01), Pfeil
patent: 2733579 (1956-02-01), Pfeffer et al.
patent: 2850939 (1958-09-01), Steel
patent: 3357268 (1967-12-01), Richter
patent: 4081760 (1978-03-01), Berg
patent: 4088396 (1978-05-01), Edelstein
patent: 4188119 (1980-02-01), Shenck et al.

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