Enhance your planetary observations with the SV215 zoom eyepiece from SVBONY. Designed to offer high magnification and sharp details, this eyepiece is perfect for short focal length refractor telescopes and planetary observation applications.

Features:

• Focal length: 3-8 mm
• Barrel size: 1.25 inch
• Apparent field of view: 56°
• Coatings: Fully multi-coated
• Blackened lens edges: Yes
• Exit pupil distance: 10 mm
• Parfocal: Yes
• Filter threads: M28.5x0.6
• Lens elements: 6
• Groups of lenses: 4
  
• Rubber eye guard: Yes

Advantages:

• High magnification for detailed planetary observations
• Advanced optical structure with 6 elements in 4 groups, including lanthanum refractive glass
• Exit pupil distance of 10 mm for optimal comfort
• Parfocality allowing for no refocusing at each change of focal length
• Multi-coated coatings reducing reflectivity and increasing light transmission
• Click stops for easy and precise focal length changes, even in the dark

Compatibility:

• Especially suitable for short focal length refractor telescopes
  

Tips and tricks:

• Use the M28.5x0.6 filter threads to install a 1.25 inch planetary or lunar filter
• Enjoy the constant field of view of 56° for comfortable observation at every focal length

The SV215 from SVBONY is the ideal accessory for any astronomer wanting to enhance their planetary observations with a high-quality zoom eyepiece.