TS Optics Telescope N 305/1220 Photon OTA (63053)

This telescope is designed for advanced astronomers who need a large aperture and high light-gathering power for both visual observation and astrophotography. With a 305 mm aperture and fast f/4 focal ratio, it is ideal for viewing faint nebulae, galaxies, and detailed planetary features. The robust steel tube and precision focuser ensure stability and accurate focusing, even with heavy accessories. TS Optics is a brand of Teleskop-Service.

Specifications

Optics
Type: Reflector
Design: Newtonian
Aperture: 305 mm
Focal Length: 1220 mm
Aperture Ratio: f/4
Resolving Capacity: 0.45 arcseconds
Limiting Magnitude: 14.2
Light Gathering Power: 1900 times the human eye
Maximum Useful Magnification: 610x
Tube Weight: 21 kg
Tube Diameter: 356 mm
Tube Length: 1170 mm
Tube Material: Steel

Reflector
Main Mirror Construction: Parabolic
Central Mirror Ventilation: Yes
Adjustable: Yes
Reflectivity: 94%
Protective Layer: Quartz
Secondary Mirror Diameter: 88 mm

Focuser
Type: Monorail
Eyepiece Connection: 2 inches
Motorized: No
Ring Clamp: Yes
Gear Reduction: 1:10 fine focusing

Mount
Type: OTA (Optical Tube Assembly)
Mount Included: No
Tripod Material: Steel

Included Accessories
Finder Scope: 8x50
Eyepiece Adapter: 2" / 1.25"
Tube Clamps: Yes
Prism Rail: Losmandy-Style
Extension Tubes: Yes
Battery Compartment: Yes

General Information
Series: Photon
Astrophotography: Yes
Moon & Planets: Yes
Nature Observation: No
Nebulae & Galaxies: Yes
Solar Observation: No (only with appropriate solar filter)
Recommended for Beginners: No
Recommended for Advanced Users: Yes
Suitable for Observatories: No