2 Inch M48 Focal Length Extension Tube 3/5/7/10/12/15/20/30Mm Astronomical Telescope Photography T Extending Ring

Product Description:

Fully metal construction and anodizing aluminum process, durable for long time use. Use this extension tube for getting the correct image scale or the exact spacing required for reducers or field flatteners. The extension tube has a M48 interior thread and a M48 exterior thread for solving spacing problems in astrophotography and eliminates a range of focusing problems. The required spacing can be achieved by combining several extenders of differing lengths. Type: Astronomical Telescope M48*0.75 thread Extension Tube. Extension Tube Height: 3mm/ 5mm/ 7mm/ 10mm/ 12mm/ 15mm/ 20mm/ 30mm. Male thread: M48*0.75mm. Female thread: M48*0.75mm. Outer Diameter: 2in/ 50.8mm. Color: Black

Package Include:

1 x M48 Extension Tube Ring

Please Note:

This is M48 (48mm) thread caliber, not M42 threadcaliber

Note:

Please allow 0-2mm error due to manual measurement. pls make sure you do not mind before you bid. Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thank you! If you really care about these details, pls DO NOT order.

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