Astronomy T2 Extension Tube Kit For Cameras And Eyepieces With 5mm 8mm 10mm 15mm 20mm 40mm Spacers M42x0.75 Male And Female Threads All Metal Anodized Aluminum For Precise Image Scale Reducers Or Field Flatteners

T2 Extension Tube Kit for Cameras with M42 spacers (5-40mm)
✔️ All-metal anodized aluminum; spacers 5-40mm; M42x0.75 threads

This extension tube kit provides modular spacers to dial in image scale for astrophotography. Use between camera and eyepiece, or between camera and reducer, to achieve precise spacing and backfocus, improving focus accuracy and field coverage.

✅ Threads: M42x0.75 male and female for broad compatibility
✅ All-metal construction with anodized aluminum for durability
✅ Spacers included: 5mm, 8mm, 10mm, 15mm, 20mm, 40mm
✅ Features T2 interior and exterior threads for flexible spacing
✅ Build-your-spacing setup by stacking 1-4 extenders as needed
✅ Ideal as a spacer kit for reducers or field flatteners in astrophotography

💡 What is a T2 extension tube kit used for in astrophotography and how does spacing affect image scale? This handy guide covers the basics. - Helps dial in exact image scale by adjusting backfocus between camera and accessories - Handy for reducers and field flatteners to reduce distortion and gaps - Stack spacers to fit different telescope threads and sensor sizes precisely - Compatible with standard M42x0.75 threaded adapters to support common gear

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