Askar 65PHQ

Discover the Precision of Askar 65PHQ Flatfield Astrograph Streamlined Imaging Setup: Eliminates the need for additional flatteners, complex back-focus calculations, or cumbersome connections. Simply attach any imaging accessory, focus, and capture. Compact and Powerful: The 65PHQ features a more compact form compared to its predecessors, boasting a 416mm focal length and an f/6.4 focal ratio. Advanced Optical Design: A quintuplet lens system including two ED glass elements, designed to superbly control chromatic and other aberrations, ensuring crisp and clear images. Optimized for Full-Frame Cameras: Supports a full-frame image circle and maintains a precise spot diagram, minimizing star distortions at the image periphery. Lightweight and Portable: Weighing just 2kg for the optical tube assembly and 2.8kg with full accessories, making it ideal for both stationary and mobile setups. Robust Focusing System: Features a 2.5” rigid focuser with a new 360° rotator marked with scales for accurate adjustments, plus a finder base for additional utility. Versatile Connection Options: Includes M68, M54, and M48 camera adapters, with the M48 adapter featuring a 2” female thread for straightforward filter installation. Visual Observation Capability: Perfectly suitable for visual observations, fitting various diagonals and eyepieces, even allowing for high magnification viewing of planets. High-Quality Construction: Comes with a telescopic lens hood, CNC machined tube, and aesthetically pleasing decorative elements, ensuring durability and user-friendly experience. Comprehensive Mounting Solutions: Equipped with a multifunctional handle, a 300mm dovetail plate, and robust double tube rings, simplifying the mounting and alignment processes. The Askar 65PHQ is an exceptional choice for astrophotographers looking for a capable, versatile, and easy-to-use astrograph that delivers quality imaging across various applications. Specifications 65PHQ Aperture size 65mm Focal length 416mm Focal ratio f/6.4 Objective lens Quintuplet air-spaced APO (including two ED glasses) Image circle 44mm Maximum accessory connection (with the focuser fully retreated)： Imaging mode 76mm（from the base of M48×0.75 male thread） 105mm（from the base of M54×0.75 male thread） 130mm（from the base of M68×1 male thread） Observing mode 121mm（from the end of 2" eyepiece holder） Total length 328mm（including 1.25" eyepiece holder as dew shield contracted） 388mm（including 1.25" eyepiece holder as dew shield fully stretched） 360mm（including the 3-piece adapter as dew shield contracted） 420mm（including the 3-piece adapter as dew shield fully stretched） OTA Weight 2kg Total Weight (Including tube ring&dovetail plate） 2.8kg Rear-end thread type M68×1-M54×0.75 M54×0.75-M54×0.75 M54×0.75-M48×0.75 (M48×0.75 filter thread inside) Rear end of the 3-piece photographic adapters M48×0.75 Software and Docs 65PHQ User's Manual