Focal Lenght 25 mm.
Eyepiece with a seat is 1.25" and the field of view of 45° for telescopes of all systems represent the classic symmetric four-lenses system.
Eyepieces are well corrected from aberrations within the angular field of view.
All lens surfaces have multi-layer coating.
Eyepieces have threaded fit under standard filters and are fitted with rubber eyecups.
Multi-layer coating reduces light reflection to 0.8% in the spectral region 440-680 Nm.
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Manufacturer - Novosibirsk Instrument-Making Plant (NPZ). The factory produce optical devices since 1905. Payment Method- PayPal only
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Tracking Number included.
We use the international registered air mail ( 7 ~ 35 business days to reach) or EMS Post Servece ( 7 ~ 15 business days to reach) .
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