Telescope Focusing Bahtinov Mask Acrylic Focus Mask 120 to 160mm Astrophotography Astronomical Telescope Accessories

Description

• [Good Functions] : Eliminates focusing guesswork and corrects issues, ensuring quick and easy optimal telescope focus.
• [Metal Posts] : Three metal posts with scratch- silicone covers provide secure grip on the telescope tube, preventing slippage and maintaining centering.
• [Lightweight Design] : Featuring a 3 post mount, this mask stays centered and fits a wide range of telescopes without affecting balance. lightweight construction for convenience.
• [Wide Applications] : Works with all telescope types, mirrors, and refractors, such as dobsonians, mak cas, and . easy to measure telescope tube size for mask size selection.
• [Applicable Size] : Suitable for telescope objective lenses with an outer diameter ranging from 120 to 160mm, with minimal manual measurement error.

[Good Functions] : Eliminates focusing guesswork and corrects issues, ensuring quick and easy optimal telescope focus.
[Metal Posts] : Three metal posts with scratch-resistant silicone covers provide secure grip on the telescope tube, preventing slippage and maintaining centering.
[Lightweight Design] : Featuring a 3 post mount, this mask stays centered and fits a wide range of telescopes without affecting balance. lightweight construction for convenience.
[Wide Applications] : Works with all telescope types, mirrors, and refractors, such as dobsonians, mak cas, and . easy to measure telescope tube size for mask size selection.
[Applicable Size] : Suitable for telescope objective lenses with an outer diameter ranging from 120 to 160mm, with minimal manual measurement error.

Spec:

Item Type: Telescope Focus Mask
Material: Acrylic
Thickness: Approx. 2mm / 0.08in
Color: As Pictures Shown
Weight: Approx. 46g / 1.6oz
The Outer Diameter Size Range of the Telescope Objective Lens Is Supported: Approx. 120-160mm / 4.7-6.3in (there is an error of 1-2mm in manual measurement)

Package List:
1 x Bahtinov Mask3 x Mounting Accessories

Shipping and Returns

• We offer tracked shipping on all orders. Tracking information will be shared as soon as the order is dispatched.
• Please check the delivery estimate before adding a product to the cart. This is displayed for every product on the website.
• Available shipping methods and charges will be displayed at the time of checkout, depending on your exact location.
• All customers are entitled to a return window of 14 days, starting from the date of delivery of the product(s).
• Customers are advised to read our return policy for details of the return process, eligibility, refunds as well as cancellations or exchanges.
• In case of any issues or concerns about Shipping or Returns, please contact us and we will be happy to help.