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....
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 |
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Aperture size |
65mm |
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Focal length |
416mm |
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Focal ratio |
f/6.4 |
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Objective lens |
Quintuplet air-spaced APO (including two ED glasses) |
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Image circle |
44mm |
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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） |
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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） |
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OTA Weight |
2kg |
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Total Weight (Including tube ring&dovetail plate） |
2.8kg |
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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) |
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Rear end of the 3-piece photographic adapters |
M48×0.75 |
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Software and Docs