Askar 1x Flattener for 140APO

Enhance Your Imaging with the Askar 1x Flattener for 140APO   Perfect Match for Askar 140APO: Specifically designed for the Askar 140APO telescope, this 1x flattener seamlessly integrates to maintain the original focal ratio of f/7. Superior Image Quality: Expertly corrects field curvature and coma, delivering images with flatter field edges and sharper, more precise star points. Triplet Lens Design: Employs a high-quality triplet optical design that supports a 44mm full-frame image circle, perfect for professional-level astrophotography. Versatile Adapter Options: Comes equipped with M681, M540.75, and M48*0.75 adapters, offering extensive compatibility with various camera systems. Standard Back Focus: Maintains a consistent 55mm back focus from the M48 thread, ensuring easy integration with your existing setup. Integrated Filter Thread: Features a built-in M48*0.75 2-inch filter thread, allowing for the straightforward installation of filters to enhance imaging conditions. Du