Astroworld Telescopes
Askar Backfocus Adjuster
USD 142.00
Astronomy Plus – Teles
Askar M48 / M54 Backfocus Adjuster
CAD 170.00
Telescopes Canada
Askar M54/M48 Backfocus Adjuster
CAD 199.00
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Cloud Break Optics
M42 Small Backfocus adjustment kit
USD 50.00
Ontario Telescope and
Askar M54/M48 Backfocus Adjuster
CAD 198.99
All-Star Telescope Can
Askar M54/M48 Backfocus Adjuster (BFA)
CAD 198.66
Starizona
SCT Corrector - Adapter for 55mm Backfocus
USD 40.00
Dark Clear Skies
ASKAR M54 to M48 Backfocus Adjuster
GBP 129.00
Khan Scope Centre
Askar M54/M54 Backfocus Adjuster - BFA-M54
CAD 194.00
CINEGEARPRO SHOP
CGPro Lens Backfocus Test Chart 400x300mm 36 cycles with cor
GBP 16.00
Giordano Astronomia
Take Anello Adattatore da M48x0,75 Femmina a T2 M42x0,75 Mas
EUR 9.99
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Land Sea & Sky
CDK20, 20" F-7.77 "LONGER BACKFOCUS" CDK OPTICAL TUBE, FUSED
USD 34,000.00
Tempo Shop
OSRAM XBO R 300 W/60 C OFR - Lámpara de xenón de arco corto
EUR 680.47