M48 Astronomical Extension Tube Kit, M48X0.75 Spacing Troubleshooting Length for Telescope Photography

M48 Astronomical Extension Tube Kit, M48X0.75 Spacing Troubleshooting Length Extension Tube Kit for Astronomical Telescope Photography

M48 Astronomical Extension Tube Kit, M48X0.75 Spacing Troubleshooting Length for Telescope Photography

Feature: 1. Focusing Problem Elimination: The extension tube has M48 female thread and M48 male thread, which is used to solve the spacing problem in astrophotography and eliminate a series of focusing problems. 2. Eliminate Redundant Light: The design of female thread can eliminate stray light and reflected light, making the image clearer and more . 3. Variable Combination: The required spacing can be achieved by combining several extension rings of different lengths, you can use 1, 2, 3 or 8 extension rings as required. 4. Type: Astronomic telescope M48 threaded extension tube, the height of the extension tube is 3mm, 5mm, 7mm, 10mm, 12mm, 15mm, 20mm and 30mm. 5. Aluminum Alloy Material: All metal structure and anodized aluminum process, , using this extension tube can obtain the correct image scale or the spacing required by the reducer or field flattener. Specification: 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

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