Name: William Optics Bahtinov Focusing Mask Cap for 102 and 103 Series Telescopes - Gold # CPBM-102GD
Brand: William Optics
SKU: PAOA-WO-CPBM-102GD
Price: 137 USD
Availability: InStock

$William Optics Diffraction Spikes Bahtinov Focusing Mask - For Telescope Tube/Dewshield Diameter from 105-148mm (4.2-5.8") # BM-DS-GR55$

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$William Optics Diffraction Spikes Bahtinov Focusing Mask - For Telescope Tube/Dewshield Diameter from 243-308mm (9.57"-12.13") # BM-DS-GR150$

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William Optics Bahtinov Focusing Mask Cap for WO 70 Series Telescopes - Red

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William Optics Bahtinov Focusing Mask Cap for 102 and 103 Series Telescopes - Gold

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