Omegon Pro Astrograph 254/1016 OTA - Fast f/4 Newtonian Telescope for Astrophotography

Discover the art of deep sky photography with the Omegon Pro Astrograph 254/1016 OTA. Designed for both novice and experienced astrophotographers, this telescope offers an ultra-fast f/4 aperture ratio, enabling you to capture stunning celestial images with minimal effort and shorter exposure times. Immerse yourself in the universe and uncover the beauty of faint galaxies and intricate details in hydrogen nebulae.

Key Features:

• Ultra-fast f/4 Astrograph: Perfect for short exposure astrophotography.
• Compact Design: Suitable for medium mountings due to its short overall length.
• Wide Field of View: Approximately 24mm illuminated, ideal for extended objects.
• High Reflectivity Mirrors: 94% reflection parabolic main mirror for bright, high-contrast images.
• Large Secondary Mirror: Optimized for DSLR cameras, ensuring bright and even illumination.
• Advanced Focuser: Robust 2" Crayford focuser with 1:10 reduction and 1.25" reducer for precise focusing.
• Quick Cool-Down: Built-in fan for faster cool-down of the main mirror, allowing quicker observation starts.

Advanced Optics:

The 94% reflective f/4 main mirror ensures bright and high-contrast astronomical images, while the large secondary mirror provides excellent illumination for wide-field photography. Enjoy shadow-free imaging with a large secondary mirror that accommodates DSLR and CCD cameras effortlessly.

Enhanced Imaging Experience:

The short optical tube assembly (OTA) and focal length make the Omegon Pro Astrograph compact and portable, allowing it to be mounted on medium-sized mounts without the need for heavy-duty setups. This design is ideal for capturing extended deep sky objects and is more forgiving of minor tracking errors, enhancing your overall astrophotography experience.

3" Linear Power System Focuser:

Featuring a 3" focuser with linear ball bearings, this telescope ensures stability and precision. The 72mm inner diameter supports full-frame sensors, making it suitable for large field cameras without the risk of shadowing. The focuser includes:

• Dual rate 1:10 reduction for precise focusing.
• 2" to 1.25" adapter included for versatility with different eyepieces.
• Laser-engraved scale for easy focus position recall.
• Adjustable friction for customized handling.
• Compact design with a length of 82mm and 50mm of adjustment.
• 74x0.5mm thread for adapters or filter wheels.

Efficient Cooling System:

The integrated 12V fan accelerates the cooling process of the main mirror by 50%, allowing the telescope to reach optimal imaging conditions faster and reducing waiting time.

What's Included:

• 10" Astrograph OTA with 88mm secondary mirror
• Secondary mirror marking for easy collimation
• Tube-ring clamps and 22cm Vixen-style prism rail
• 35mm 2" extender
• 980mm OTA length, 303mm outer diameter
• 12V fan for mirror cooling

Specifications:

• Product ID: 73120
• Brand: Omegon
• Warranty: 2 years
• EAN: 2400000036951
• Optical Design: Reflector
• Optical Scheme: Newtonian
• Optics Material: BK-7
• Optics Coating: Aluminum and silicon dioxide
• Objective Lens Diameter: 254mm
• Secondary Mirror Diameter: 88mm
• Focal Length: 1016mm
• Highest Practical Power: 508x
• Aperture Ratio: f/4
• Limiting Stellar Magnitude: 13.8
• Optical Tube Material: Steel
• Optical Tube Dimensions: 303x980mm
• Optical Tube Weight: 14.8kg
• User Level: Experienced users
• Observed Objects: Deep-sky objects, planets of the Solar System