Experience exceptional astrophotography with the Altair 70 EDQ-R F5 Quad APO Astrograph. This cutting-edge telescope combines premium optics and a fast F5 focal ratio to capture stunning celestial images with unrivaled clarity and detail. With its quad-element design and advanced ED glass, this astrograph delivers exceptional color correction and eliminates chromatic aberration, allowing you to capture breathtaking views of galaxies, nebulae, and other deep-sky objects. Unlock the true potential of astrophotography with the Altair 70 EDQ-R F5 Quad APO Astrograph and embark on a visual journey through the cosmos like never before.

A fast focal ratio 70mm ED Quad APO Astrograph for wide field imaging with with full frame DLSR or CMOS cameras.

The quad design removes the requirement for a separate reducer or field flattener. While this fixes the focal length at 350mm making this a one focal length scope, it also allows for more compactness and portability.

Specifications

The focal ratio is fast at F5 (350mm focal length), allowing for sharp star images and excellent performance and contrast with filters.

• FPL-53 glass for colour free apochromatic performance, with improved lens mounting and wider useable field in 2022 model compared to 2016 model.
• Full-frame coverage compatible with Hypercam FX series.
• Improved dual-speed rack and pinion focuser with new type bearings and 29mm total travel for astro imaging.
• Focuser offers a choice of M63 Female, M54x0.75 Female, or M48 Male rear threads (For more information, please see the back-focus diagram showing optimum focus point when the scope is at infinity).
• Field rotator and rear collimation screws to adjust perpendicularly to cameras, filter wheels and OAGs.
• Light Weight of only 3.8kg with X-Ring style light weight tube rings,
• Mounting options. Included 245mm Vixen format dovetail bar and 125mm top-handle with dual Vixen/Arca style dovetail profile, enabling top mounting using the Altair TMS Quick Release Mini Vixen Arca compatible dovetail clamp (Product code: AAVIXCLAMP-BLUE)
• Very compact for travel - only 385mm length with dew-shield folded (430mm with dew-shield extended).
• Altair Astro QC for complete quality assurance.