1 Objective Lens for D106 106mm Refractor Astronomical Telescope, Dual Focal Distance 600mm/900mm with Multilayer Coating (Metal Holder)

Optics: The objective lens of the D106 telescope has a diameter of 106mm and dual focal lengths of 600mm and 900mm, ensuring exceptional clarity and detail for astronomical observations. Advanced Coating Technology: Available in multi-layer blue and green film coatings, this lens improves light transmission and reduces glare, delivering superior image over a wide range (400-700nm). DURABLE CONSTRUCTION - Made of aluminum alloy, the lens base is designed to withstand the rigors of outdoor use, with an oxidized black finish for durability and a sleek appearance. EASY INSTALLATION - The lens features internal and external threads for secure attachment to 110mm PVC tubes, making it compatible with a variety of telescope configurations and ensuring a stable connection. VERSATILE APPLICATION - Ideal for both amateur and professional astronomers, this double separation objective lens is perfect for enhancing the performance of your telescope and achieving stunning views.