Astronomy Plus M42 Fine Adjustment Spacer Rings (0.1 to 1 mm)
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CA$4.00
Color
Black
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Description
Astronomy Plus Fine Adjustment M42 Spacer Rings (0.1 to 1mm)
Spacers in astrophotography are used to achieve precise backfocus, ensuring the optimal distance between the telescope's optics and the camera sensor. This alignment is crucial fo...