Add review for William Optics 20mm SWAN Ocular 1.25" Wide Angle Eyepiece WE-SWAN-20mm
William Optics 20mm SWAN Ocular 1.25" Wide Angle Eyepiece WE-SWAN-20mm
William Optics 20mm SWAN Ocular 1.25" Wide Angle Eyepiece WE-SWAN-20mm on sale and available from our online store. OpticsPlanet, Inc is an Authorized US Distributor for William Optics Telescope Accessories. Field of View: 72, Eye Relief: 17mm Specifications of William Optics 20mm SWAN Ocular 1.25" Wide Angle Eyepiece WE-SWAN-20mm: Internally baffled, All lenses' edges and internal spacers blackened, Fully multicoated Model SWAN 20 Focal Length 20mm Lens Structure (#Elements/#Groups) 5/4 Field of View 72 Eye Relief 17mm Barrel 1.25" Coating FMC Parfocal Yes Weight 100g Inner Structure Features...
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