[Flexible Length Options] Achieve the required spacing by combining different length rings, ranging from 3mm to 30mm, for versatile use.
[Sturdy Construction] Made of durable anodized aluminum, this extension tube ensures precise image scale and spacing adjustment for optimal results.
[Enhanced Clarity] Designed with a female thread to eliminate stray and reflected light, resulting in clearer and perfect images.
[Compatibility] Ideal for use with astronomical telescopes, this kit includes 8 rings to cater to various photographic needs and enhance performance.
[Solve Spacing Problems] The extension tube features m48 female and male threads, resolving issues in astrophotography and improving focus.

Spec:
Item Type: ​ Length Extension Tube Kit
Material: Aluminum Alloy
Gross Weight: 107g / 3.8oz
Extension Tube Height: Approx.3mm / 0.1in, Approx.5mm / 0.2in, Approx.7mm / 0.3in, Approx.10mm / 0.4in, Approx.12mm / 0.5in, Approx.15mm / 0.6in, Approx.20mm / 0.8in, Approx.30mm / 1.2in
Thread: M48X0.75
Use: for Astronomical Telescope Photography

Package List:
8 x Extending ​