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Srliya Set of Telescope Adapter spacers m42 Spacer kit 19×14×5 8pcs Set 3 5 7 10 12 15 20 30mm Lens Adapter Extension Tube Astronomical Telescope Accessory

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$20.89

$ 10 .99 $10.99

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  • using fine workmanship cnc technology, the accuracy is higher, durable. extending the length of the main mirror of an astronomical telescope., extension tubes astronomy
  • microscope spacer, easy to install the lens adapter extension tubes are easy to install, making them perfect replacement for old or damaged ones. you rely on their reliable performance.
  • high quality material: made of high quality metal, these adapter are durable and lasting.
  • feature: the photography extension tubes are compact, easy to install, perfect replacement for the old or damaged one, reliable to use.
  • the girl thread specification of the interface is m42x0.75mm, the male threadspecification is m42x0.75mm., m42 m48 adapter


Product Description

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Srliya Set of Telescope Adapter spacers m42 Spacer kit 8pcs Set 3 5 7 10 12 15 20 30mm Lens Adapter Extension Tube Astronomical Telescope Accessory

YT

high quality material: made of high quality metal, these adapter are and lasting.

microscope spacer, easy to install the lens adapter extension tubes are easy to install, making them perfect replacement for old or damaged ones. you rely on their reliable performance.

the girl thread specification of the interface is m42x0.75mm, the male threadspecification is m42x0.75mm., m42 m48 adapter

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1. Easy to install, perfect replacement for the old or damaged one, reliable to use.

2. Made from high quality aluminum alloy, which is wear‑resistant and not easy to damage.

3. Using fine workmanship CNC technology, the accuracy is higher,.

4. The female thread specification of the interface is M42x0.75mm, the male threadspecification is M42x0.75mm.

5. Various sizes of 3mm/5mm/7mm/10mm/12mm/15mm/20mm/30mm are suitable for different models.

Spec:

Item Type: Lens Extension Tubes

Material: Aluminum Alloy

Color: Black

Product Size: Approx.3mm / 0.12in, 5mm / 0.20in, 7mm / 0.28in, 10mm / 0.39in, 15mm / 0.59in, 20mm / 0.79in, 30mm / 1.18in, 12mm / 0.47in

Application: Extend the length of the primary mirror of the astronomical telescope

Extinction Treatment: Internal with extinction thread

Interface Female Thread Specification: M42x0.75mm

Interface Male Thread Specification: M42x0.75mm

How to Use:

1. Remove the objective lens.

2. Connect the telephoto tube to the eyepiece and the objective lens.

3. Then connect the objective lens.

PackageList:

1 x 3mm Extension Tube

1 x 5mm Extension Tube

1 x 7mm Extension Tube

1 x 10mm Extension Tube

1 x 12mm Extension Tube

1 x 15mm Extension Tube

1 x 20mm Extension Tube

1 x 30mm Extension Tube

Notice:

1. Please allow 1‑2in error due to manual measurement. Thanks for your understanding.

2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard.