8 Pcs M48X0.75 Focal Length Extension Tube Kit 3 5 7 10 12 15 20 30Mm Extending Ring For Astronomical Telescope Photography

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8 Pcs M48X0.75 Focal Length Extension Tube Kit 3 5 7 10 12 15 20 30Mm Extending Ring For Astronomical Telescope Photography
8 Pcs M48X0.75 Focal Length Extension Tube Kit 3 5 7 10 12 15 20 30Mm Extending Ring For Astronomical Telescope Photography
8 Pcs M48X0.75 Focal Length Extension Tube Kit 3 5 7 10 12 15 20 30Mm Extending Ring For Astronomical Telescope Photography
8 Pcs M48X0.75 Focal Length Extension Tube Kit 3 5 7 10 12 15 20 30Mm Extending Ring For Astronomical Telescope Photography
8 Pcs M48X0.75 Focal Length Extension Tube Kit 3 5 7 10 12 15 20 30Mm Extending Ring For Astronomical Telescope Photography
8 Pcs M48X0.75 Focal Length Extension Tube Kit 3 5 7 10 12 15 20 30Mm Extending Ring For Astronomical Telescope Photography
8 Pcs M48X0.75 Focal Length Extension Tube Kit 3 5 7 10 12 15 20 30Mm Extending Ring For Astronomical Telescope Photography
8 Pcs M48X0.75 Focal Length Extension Tube Kit 3 5 7 10 12 15 20 30Mm Extending Ring For Astronomical Telescope Photography
8 Pcs M48X0.75 Focal Length Extension Tube Kit 3 5 7 10 12 15 20 30Mm Extending Ring For Astronomical Telescope Photography

Item Type: Focal 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:&Nbsp;For&Nbsp;Astronomical&Nbsp;Telescope&Nbsp;Photography

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 Perfect.

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, Durable, Using This Extension Tube Can Obtain The Correct Image Scale Or The Precise Spacing Required By The Reducer Or Field Flattener.

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