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SVBONY 68° 15mm

SVBONY
73Very Good
Wide Angle1.25"

At a Glance

15mm

Focal Length

68°

Apparent FOV

14mm

Eye Relief

1.25"

Barrel Size

Score Breakdown

Value
81
Beginner
49
Planetary
43
Deep Sky
50
Portability
49
Astrophoto
17

Overview

The SVBONY SV131 15mm eyepiece sits in a useful middle ground for amateur astronomers. Its 15mm focal length delivers medium magnification, which means it works well for scanning large deep-sky objects like open clusters and nebulae in shorter focal length telescopes, while still pulling out reasonable planetary and lunar detail in longer focal length instruments. The 68-degree apparent field of view is genuinely wide enough to give you an immersive, window-like experience without the distortion that can creep in at more extreme field angles.

The four-element, three-group optical design is a step up from a basic Plossl, and the fully multi-coated glass helps transmission and contrast under dark skies. The internally blackened barrel is a practical touch that cuts down on internal reflections and keeps the image crisp. At $88.49, this eyepiece is priced competitively for its feature set, though buyers should know it is a 1.25-inch barrel, so it will not fit 2-inch focusers without an adapter.

It is a solid all-around eyepiece for someone building out a small collection, covering the most frequently used magnification range without breaking the budget.

Key Features

  • 68-degree apparent field of view delivers a noticeably wider, more immersive view than standard Plossl eyepieces
  • 15mm focal length covers medium magnification, useful for both deep-sky scanning and planetary observation depending on your telescope
  • Fully multi-coated optics improve light transmission and improve contrast, which matters most on dim objects
  • Four-element, three-group lens design improves sharpness compared to simpler two-group configurations
  • Internally blackened barrel reduces stray light and internal reflections for a cleaner image
  • 1.25-inch barrel fits the majority of consumer telescopes, though a 2-inch adapter is needed for larger focusers
  • Priced under $90, making it a reasonable investment for a first wide-angle eyepiece without committing to premium glass

Specifications

Focal Length15mm
Apparent FOV68°
Eye Relief14mm
Barrel Size1.25"
DesignWide Angle
Elements/Groups5/3
Series68°
CoatingFully Multi-Coated
WaterproofNo

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