Product Details

• Description
• Specifications
• Included Items
• Reviews

• Bright and colorful yet smaller than a house cat, the William Optics ZenithStar 61II is one of the most portable telescopes on the William Optics market. Weighing only about 3 lb, you can easily take it with you anywhere!

  Your telescope’s lens captures true-to-color light and create images with reduced chromatic aberration. It’s designed with FPL-53 glass, which is a form of synthetic fluorite in the closest form to pure fluorite. Capture mesmerizing images with brighter and crisper viewing features.
  
  When combined with a field flattener, this telescope can capture images like those of larger professional telescopes.

  Williams Optics ZenithStar 61II Special Features

  • The full-frame sensor size is approximately 36X24.
  • A 41 mm diameter image circle.
  • The Focuser is 50.8 mm (2-inch), rack and pinion, with 10:1 dual-speed micro focuser and a 75 mm travel length.
  • A rotatable L mounting bracket.
  • The tube length has a range of 230 mm when fully retracted, and 300 mm when fully extended.

• specifications

  Aperture	61 mm (2.5")
  Camera/Eyepiece Connection	1.25" Compression Rings
  Dawes Limit	1.9 arcseconds
  Focal Length	360mm
  Focal Ratio	f/5.9
  Free Shipping	Yes
  Glass Type	FPL 53
  Highest Magnification	122x
  Light Gathering Power	76x
  Limiting Magnitude	12.7
  Optical Design	Doublet Refractor
  Tube Length	230mm
  Tube Weight	3.2 lbs

• included items

  • William Optics ZenithStar 61 f/5.9 Doublet Refracting OTA.
  • Patented Bahtinov Mask Cap Design.
  • Rack and Pinion Focuser 50.8 mm (2-inch), 1:10 Dual Speeds, with 75 mm Travel Length.
  • CNC Made Mounting Ring.
  • CAT Handle Bar.
  • 210 mm Dovetail Plate.
  • Soft Carry Case