To the category: Eyepieces for telescopes / 58 SERIES
SIGETA 58 SERIES 4mm is a telescope eyepiece with an ultra-wide field of view and high magnification. It's an optimal choice for detailed exploration of lunar craters, atmospheric phenomena on giant planets, and double star systems under stable atmospheric conditions. The 16mm eye relief allows comfortable viewing while wearing eyeglasses.
The advanced Plössl optical design contains 6 lenses in 4 groups. Multi-layer coating on optical surfaces minimizes reflections and chromatic aberrations, ensuring maximum contrast. The fold-down rubber eyecup makes extended observations comfortable and protects against stray light.
The SIGETA 58 SERIES 4mm eyepiece features a standard 1.25" barrel diameter for compatibility with most telescopes. The metal alloy housing is complemented with rubberized grips. The threaded collar allows for filter installation.
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