Cheshire eyepiece (English Wikipedia)

Analysis of information sources in references of the Wikipedia article "Cheshire eyepiece" in English language version.

refsWebsite

Global rank English rank

2^nd place

2^nd place

1skyandtelescope.org

low place

low place

doi.org

Cheshire, F. J., Note on an eyepiece for testing the squaring-on of telescope object glasses. Trans. Optical Society, 22, 235 (1921) doi:10.1088/1475-4878/22/5/303

skyandtelescope.org

Carlin, N. O., How To Collimate Your Newtonian Reflector Sky and Telescope, retrieved 2012-01-03.