1pcs 154mm HD Double Separation Objective Lens - 750/1200mm Focal Length, Multi-Layer Coating for Telescopes(D154F750 Single-Layer)

Description

• High-definition 154mm objective lenses devised for astronomical telescopes, ensuring superior image clarity and detail.
• Available in two focal lengths: 750mm and 1200mm, providing flexibility for various astronomical observations.
• Features optional multi-layer broadband coating (400-700nm) for enhanced light transmission and reduced glare.
• Constructed with precision tolerances: diameter tolerance of +0/-0.12mm and focal length tolerance of 0.1% for optimal performance.
• Perfect for DIY telescope assembly, these lenses are compatible with objective, star-seeking, and collimating lenses, making them ideal for astronomy enthusiasts.

Product Name: 154mm Series High-definition Double Separation Objective Lenses for Astronomical Telescopes
Diameter D:154mm, Focal Length F: 750mm/1200mm Optional
Coating: Multi-layer broadband film (400-700nm)/ Single Blue Film layer gnecnad(400-700nm) is optional
Combined image :1/4-1/8
Diameter tolerance :+0/ -0.12mm
Center thickness tolerance :0.2mm
Focal length tolerance :0.1%
Finish :60/40
Eccentric :1'
Two refractive double-separation objective lens groups, suitable for astronomical telescope objective lenses, star-seeking lenses and collimating objective lenses.

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.