The Sky-Watcher Black Diamond 80ED f/7.5 apochromatic refractor is an exceptional instrument for astronomy and astrophotography enthusiasts. With its renewed design and high optical quality, it offers superior performance for planetary, solar observation, and deep sky photography.

Specifications:

• Optical formula: Apochromatic refractor
• Effective diameter: 80 mm
• Focal length: 600 mm
• Focal ratio: f/7.5
• Focuser: Crayford 50.8/31.75 mm Sky-Watcher
• Weight (with rings and dovetail): 2.5 kg
• Tube dimensions: 620 mm x 100 mm
• Objective with 2 treated multi-layer elements with FPL-53 glass (Schott)

Advantages:

• High-quality optics with ED FPL-53 glass for optimal correction of chromatic aberrations