Product Code: B074FPSJFY
Alstar Telescope Parfocal Rings, 1.25" Homofocal Rings Set for Eyepiece
$11.99
Product Information
Availability
Only 18 left in stock - order soon.
Seller
Alstar Optics
About
Eliminate the need to make focus adjustments when changing telescope eyepieces
They are made of precision machined aluminium with black anodizing
With parfocal ring equipped telescope eyepieces you can change magnifications quickly and easily
This set of 3 Alstar Parfocal Rings lets you make a set of non-parfocal 1.25" telescope eyepieces parfocal for more efficient observing
Also useful for setting focus point of calibration eyepiece used for focusing an imaging or guide camera
