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a highly precise optical device that isolates the Hα wavelength from the rest of the Sun’s emitted light
Longer 270mm dovetail saddle to better support larger optical tubes
000 objects including 220 of the best deep sky and solar system objects
simply assemble the adjustment collar and the imager will replace any standard 23mm or 30mm eyepiece and plug directly in to your Mac (2MP max) or Windows (full 5MP) PC via standard USB
TeleVue Nagler 4.8mm Eyepiece (Pre-owned) Lunt Solar Telescopes a highly precise optical deviceIn excellent condition Specifications for Televue Nagler 4. 8 mm eyepieces ENA 4 8: Focal Length: 4. 8mm Apparent Field of View: 82 # of Elem.: 7 Barrel Dia.: 1 1 4" Eye relief: 7 Weight: 0. 33 lb 5. 3 oz Field Stop diameter: 6. 6mm Works in Bino Vue: Y
