Celestron Cometron Firstscope N76 Dobson

Celestron Cometron FirstScope Newtonian Telescope

The Celestron Cometron FirstScope is a compact tabletop Newtonian telescope featuring a 76mm aperture and 300mm focal length. Its fast f/3.95 optical system delivers a wide field of view, making it suitable for observing comets, star clusters, galaxies, and other bright deep-sky objects. Lightweight and portable, it is designed for both home use and outdoor adventures.

Key Advantages

• Fast f/3.95 optical system providing a wide field of view.


• Suitable for observing comets, star clusters, galaxies, and other celestial objects.


• Compact tabletop design for easy transport and storage.


• Lightweight construction ideal for grab-and-go observing.


• Simple operation suitable for beginners.


• No-tool setup for quick deployment.


• Includes a finderscope and two Kellner eyepieces.


• Alt-Azimuth mount for intuitive manual pointing.

Product Description

The Cometron FirstScope is a portable tabletop telescope designed for outdoor adventures and casual astronomical observing. Its compact size also makes it suitable for display on a desk or bookshelf when not in use.

The fast focal ratio of f/3.95 provides a wide field of view, making the telescope particularly effective for viewing extended celestial targets such as comets, open star clusters, and galaxies.

Its straightforward design makes operation easy for beginners, while the lightweight construction allows the telescope to be transported with minimal effort.

No tools are required for assembly, allowing users to begin observing quickly. The telescope includes a finderscope and two Kellner eyepieces for different viewing magnifications.

Technical Specifications

Package Contents

• Celestron Cometron FirstScope Telescope


• Alt-Azimuth Tabletop Mount


• 20 mm Kellner Eyepiece


• 10 mm Kellner Eyepiece


• Finderscope