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William Optics 172mm -235mm Bahtinov Focusing Mask

William Optics 172mm -235mm Bahtinov Focusing Mask

by William Optics
SKU WO-BM-DS-GR90
Save 5% Save 5%
$79.00 USD
$79.00 USD - $79.00 USD
$79.00 USD
$75.05 USD
$75.05 USD - $75.05 USD
$75.05 USD
Availability:
Backordered
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More information

The new Optical acrylic sheet offers 92% of light transmission that gave you the highest and brightest diffraction Spikes for Focusing. It’s about 3 times brighter than traditional metal type.