Extension Tube Kit With M48x0.75 Threads On Both Sides For Astrophotography, Includes 8mm 10mm 20mm 30mm Spacers, Pro Grade Metal Telescope Accessories For Cameras And Telescopes To Nail Exact Image Scale And Focus

Extension Tube Kit with M48x0.75 for Precise Focus 4 spacers
✔️ 4 spacers: 8mm, 10mm, 20mm, 30mm for exact image scale

This extension tube kit provides precise spacing between a camera body and telescope, helping you achieve exact image scale and focus in astrophotography. It is commonly used with reducers or field flatteners to optimize framing and star sharpness.

✅ M48x0.75 interior and exterior threads on both ends for stacking
✅ All-metal anodized aluminum construction for long-term durability
✅ Spacers can be combined to reach the required spacing (1, 2, 3, or 4 pieces)
✅ Includes 8mm, 10mm, 20mm, 30mm spacers for flexible spacing

💡 What is an extension tube used for in astrophotography with M48x0.75 threads?

It provides precise spacing between your camera and telescope to control image scale and focus when using spacers and reducers.

• Precise spacing between camera and telescope improves focus accuracy
• Stack spacers (8, 10, 20, 30 mm) to hit exact image scale
• Compatible with reducers and field flatteners to optimize framing
• Durable all-metal anodized aluminum construction for field use

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