M48 T-Thread Spacer Ring Kit
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The M48 T-Thread Spacer Ring Kit is an essential tool for precise backfocus adjustments in astrophotography. Constructed from durable metal with an anodised aluminum finish, this kit includes eight spacer rings of varying thicknesses to meet your specific needs. The set features the following sizes: 3mm, 5mm, 7mm, 10mm, 12mm, 15mm, 20mm, and 30mm.
Each ring has M48 threads on both the interior and exterior, allowing for easy assembly and adjustment. This design helps achieve the correct image scale or the exact spacing needed for reducers, field flatteners, or other accessories, effectively addressing focusing issues. The extension tubes are 2 inches (approximately 50.8mm) in outer diameter and are black in color, providing a robust and versatile solution for your telescope's optical configuration.
This kit includes one of each:
- 3mm
- 5mm
- 7mm
- 10mm
- 12mm
- 15mm
- 20mm
- 30mm
Product Code: SPACERKITM48