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Coatings EMD (Enhanced Multi-Layer Deposition) on all lens-to-air surfaces
simply unscrew the 3/8-16 adapter
dual-axis motors
this filter is also fully suitable for wide-angle lenses
eyepiece in this series
68° Series 40mm Waterproof Eyepiece advanced-telescopes Coatings EMD (Enhanced Multi-Layer Deposition)Using advanced computer design, combinations of low dispersion and high refractive index optical glasses, and durable multilayer deposition coatings, Explore Scientific 62 Series Argon Purged Waterproof extreme wide field eyepieces are optimized to produce high contrast, high resolution, and superior flat field characteristics. The visual effect of these eyepieces with their long eye relief and their 68 apparent field is truly a full immersion
