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christophers, ltd.
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How to pick a telescope
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Color correction
Color correction
How free an eyepiece is from colored halos around stars at the edge of the field, false color in planetary images, or stars that change color as they move across the field.
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PRIVACY POLICY 7/1/2004
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Toll-Free Telephone Astronomics: 800-422-7876; Christophers, Ltd.: 800-356-6603
Alternate Telephone: 405-364-0858 24 Hour Fax Line: 405-447-3337
Telephone Hours: Monday 8 AM - 6 PM CST
Tuesday-Friday 8 AM - 8 PM CST
Saturday Noon - 5 PM CST
Store Hours: Monday-Friday 9 AM - 5 PM CST
Saturday Noon - 5 PM CST
Astronomics / Christophers, Ltd.
680 S.W. 24th Ave.
Norman, OK, 73069
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