Lens Adapter Ring Extension Tube Set Aluminum Alloy Black Color 8PCS 3/5/7/10/12/15/20/30mm Easy to Install Replacement M42x0.75mm Threads Astronomy Telescope Accessory
Product Information
About
[Precise Cnc Technology] Utilizes fine workmanship for high accuracy and durability
[ Material] Crafted from aluminum alloy, wear-resistant and long-lasting
[Versatile Sizes] Includes 3mm to 30mm sizes, suitable for various telescope Model
[Thread Specifications] Female and male thread specifications of m42x0.75mm for compatibility
[Easy Installation] Easy to install, replacement for old or damaged parts, ensuring reliability
Product Description
[Precise CNC Technology] Utilizes fine workmanship for high accuracy and durability. [ Material] Crafted from aluminum alloy, wear-resistant and long-lasting. [Versatile Sizes] Includes 3mm to 30mm sizes, suitable for various telescope Model. [Thread Specifications] Female and male thread specifications of m42x0.75mm for compatibility. [Easy Installation] Easy to install, replacement for old or damaged parts, ensuring reliability. 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 Package List: 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 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. Note: 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.
