Pentax 20mm XW Series 1.25" Eyepiece (70516) ir pass and even comet hunting

and even comet hunting

Stroke: 6mm

Optical Info Optical Design ED Doublet Lens Coatings Fully Multi-Coated True Aperture (mm) 72 Primary Aperture (mm) 72 F/Ratio 5

CNC machined Exterior Finish Anodized red/black Latitude adjustment range 14º ~ 68º Azimuth adjustment range ± 6º Tracking accuracy (PE)** <±7 arcsec PEC PPEC Period 400 sec Worm diameter Φ17mm

The finderscope will help you quickly center an object in your eyepiece for easier observing

Pentax 20mm XW Series 1.25" Eyepiece (70516) ir pass and even comet huntingClear, Comfortable Viewing Assured by 70 Apparent Angle of View and 20mm Eye Relief. All Smc PENTAX XW series eyepieces feature an extra wide 70 degree apparent angle of view and an extra long 20mm eye relief to deliver an exciting, wide perspective image. High Grade Optics for Exceptional Image Quality. The high performance XW series optics incorporates high refraction, extra low dispersion lanthanum glass elements to produce a well balanced image