Pentax 30mm XW Series 2" Eyepiece (70537)

Pentax 30mm XW Series 2" Eyepiece (70537)Clear, 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

Focal Length 20mm Barrel Size 1

you can easily set up the telescope and select where you want to go with the very friendly user-interface

The thickness is 5mm

5 pounds Dob Base Measurements 14

12-degree field of view when used with a full frame camera

this video walks you through the process of getting your new NexStar telescope assembled and ready for a star alignment (covered in Parts 2 & 3)

Inquisitive stargazers will find planet hunting and star hopping easy with clearly plotted routes and images of the sky both as seen by the naked eye and detailed views from a telescope

Use with monochrome CCD for astrophotography

if a 2 kg counterweight is used

which is applied through precision Ion-based deposition

) Outer diameter 148 mm (5

57") Apparent Field of View: 43° Eye Relief: 31mm (1