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Eliminate the need to make focus adjustments when changing telescope eyepieces
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Updated fa 6 mesos
- 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
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Product Info
- Brand
- A ALSTAR
- Identifiers
- ASIN
- B074FPSJFY
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