Sky-Watcher EvoStar 72ED f/5.8 Dual Speed Apochromatic Eyepiece with Case

The apochromatic Sky-Watcher EvoStar 72ED f/5.8 eyepiece is ideal for astronomy enthusiasts looking for a compact, lightweight and high-performance instrument. Designed for wide-field astrophotography and planetary/solar observation, this eyepiece offers excellent chromatic correction and superior optical quality.

Specifications:

• Optical formula: Apochromatic eyepiece
• Useful diameter: 72 mm
• Focal length: 420 mm
• Focal ratio: f/5.83
• Eyepiece holder: Crayford 50.8 mm Sky-Watcher Dual Speed (1:10)
• Weight (with clamps and dovetail): 2 kg
• Tube dimensions: 420 mm x 89 mm
• Objective lens with 2 elements, multi-layer treated with FPL-53 glass (Schott)
• Removable dew shield

Advantages:

• High-quality optics with ED glass for optimal chromatic aberration correction
• "Metallic High-Transmission" (MHC) treatment for exceptional brightness and contrast
• Lightweight and compact design, ideal for transport
• Crayford Dual Speed eyepiece holder for precise focusing, essential in astrophotography

Compatibility:

• Compatible with various astrophotography accessories
• Adaptable with a full-format digital camera

Tips and tricks:

• Use the corrector/reducer to optimize performance in wide-field astrophotography
• Perform precise focusing with the fine-tuning screw for clear and detailed images

The Sky-Watcher EvoStar 72ED is a perfect choice for amateur astronomers and beginners, offering a combination of portability, performance, and optical quality at an attractive price.