Blue Fireball M42x0.75 T / T2 Thread Variable Spacer Ring Set (Includes 5mm, 10mm, 20mm, 30mm & Adjustable 9-14mm Extensions) # S-SET1

Description/Uses:, Set of four fixed length and one adjustable length M42x0.75 T/T2 thread extension rings/barrel spacers, Fixed length spacers

Astromania M42X0.75 Female to M42X0.75 Female Thread Telescope Adapter - 9mm : Electronics

To achieve the best astroimages, it is important to attain the proper back-focus distance for your camera relative to the telescope it is being used

Celestron M42x0.75 T / T2 Thread Spacer Ring Kit (Set of 3 Rings - 7.5mm/12mm/30mm) # 93618

Extension Tubes AstronomyConnect

Blue Fireball T Thread Spacer Ring with 30mm Extension # S-T30

Astromania M42X0.75 Female to M42X0.75 Female Thread Telescope Adapter - 9mm : Electronics

Blue Fireball M54x0.75 Thread Spacer Set (6 Spacers from 4mm to 9mm) # S -SET3

Spacer Rings/Extenders

New, improved version with heavier duty build and larger clear aperture. Replaces # R-01., Allows you to rotate a camera or other accessories

Blue Fireball 360° Camera Angle Adjuster / Rotator with M42x0.75 T/T2 Male & Female Thread # R-04

SVBONY Extension Tube M42x0.75 on Both Sides Length T2 Extension Tube Kit Length 5mm 10mm 15mm 20mm : Electronics

Optics Accessories Tools