GSO Dobson 12" DeLuxe 305/1500 M-CRF Telescope - Model 980

Explore the cosmos with the GSO Dobson 12" DeLuxe 305/1500 M-CRF Telescope, a premium instrument crafted for breathtaking celestial observations. With its 305 mm rotary paraboloid main mirror and 1500 mm focal length, this telescope delivers exceptional image quality, limited only by the nature of light. Perfect for observing our solar system or deep space phenomena, the GSO Dobson 12" DeLuxe offers unparalleled performance.

Key Features:

• High-Quality Optics: 305 mm diameter main mirror with a focal length of 1500 mm and a light intensity of f/4.9.
• Renowned Manufacturer: Produced by the esteemed Taiwanese GSO factory, ensuring top-tier craftsmanship.
• Enhanced Design: Incorporates improvements over traditional Dobson telescopes for better functionality and user experience.

Observation Opportunities:

The GSO Dobson 12" DeLuxe is ideal for advanced visual observations, especially in dark, rural skies. Witness stunning celestial objects such as:

• Moon Craters: Detailed formations with excellent depth.
• Planetary Phases: View Mercury and Venus in their various phases.
• Martian Features: Easily observe Mars' ice caps.
• Jupiter's Atmosphere: Discover detailed stripes, the Great Red Spot, and its moons.
• Saturn's Rings: See breaks like Cassini and Encke divisions.
• Distant Planets: Observe Uranus and Neptune's shields.
• Asteroids & Comets: Track notable asteroids like Ceres and Vesta, and observe comets.
• Stellar Systems: Explore double, multiple, and variable stars.
• Deep Sky Objects: Examine thousands of objects from the Messier, NGC, IC, and Caldwell catalogs.

Construction and Design:

Sturdy Tube:

The telescope features a robust metal tube, ensuring durability and precise collimation. Its matte black interior reduces glare for higher image contrast.

Dobson Mounting:

Designed for balance and ease of use, the Dobson mount uses superior azimuth bearings for smooth movement. Features include:

• Metal bearing tracks for durability.
• Adjustable knobs for maintaining balance and position.
• Handles for easy maneuvering.

Crayford Microfocuser:

Achieve precise focusing with the high-quality Crayford microfocuser, allowing use of both 2" and 1.25" eyepieces.

• Smooth, precise movement surpasses simple focusers.
• Brass ring for secure eyepiece fixation.

Cooling System:

A 12V fan at the tube's end accelerates mirror cooling for optimal performance.

Included Accessories:

• Optical tube with Dobson mounting.
• Crayford microfocuser with 1:10 micrometer.
• 30 mm Erfle eyepiece (2" format) with 70° field of view.
• Plossl 9 mm eyepiece (1.25" format) with 52° field of view.
• 8x50 finder scope with crosshair.
• Cooling fan for expedited mirror cooling.
• 35 mm to 2" adapter with filter thread.

This comprehensive package equips you for astronomical observations from the very first night, offering a complete optical system, eyepieces, and mounting hardware.

Technical Specifications:

• Optical System: Newtonian reflector
• Mirror Diameter: 305 mm
• Focal Length: 1500 mm
• Reflecting Surface Efficiency: 94%
• Focal Ratio: f/4.9
• Mirror Performance Accuracy: 1/8 λ
• Mirror Glass Type: BK7
• Resolution: 0.47 arc seconds
• Limiting Stellar Magnitude: 13.5
• Maximum Useful Magnification: 600x
• Tube Diameter: 36.5 cm
• Tube Length: 145 cm
• Mounting Height: 64 cm
• Mounting Base Diameter: 63.5 cm
• Packaging Dimensions: 156 x 50 x 48 cm (24 kg) + 73 x 73 x 14 cm (19.2 kg)
• Weight: 33 kg (Tube: 19.5 kg, Mounting: 13.5 kg)

Warranty:

Enjoy peace of mind with a 2-year warranty, supporting your astronomical explorations.