Orion 1.25" Telescope Eyepiece Parfocal Rings- Set of Four
- This set of 4 Orion Parfocal Rings lets you make a set of non-parfocal 1.25" telescope eyepieces parfocal for more efficient observing
- Eliminate the need to make focus adjustments when changing telescope eyepieces
- Each black anodized aluminum parfocal ring features three equidistant setscrews for secure attachment to any 1.25" telescope eyepiece barrel
- With parfocal ring equipped telescope eyepieces you can change magnifications quickly and easily
- Also useful for setting focus point of calibration eyepiece used for focusing an imaging or guide camera
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