BK1021 OTA

BK1021 OTA

  • Diameter/Aperture: 102mm
  • Focal Length: 1000mm
  • F/ratio: F/9.8
  • Highest Practical Power (Potential): 204x
  • Multi-coated achromatic objective lens
  • Aluminum tube
  • Eyepiece Supplied (2"): LE28Tmm
  • Magnification (with eyepieces supplied): x36
  • Diagonal Supplied 1.25”
  • Dew cap/Sunshade
  • Adjustable Objective-lens Cell
  • 6x30 Finder Scope with bracket
  • Tube rings with Dovetail Bar
  • 28% more light gathering power than 90mm, 112% more than 70mm
  • Ideal for high-power study of the Moon, Planets, Galaxies and Nebula
  • Best for astrophotography

Optical Design

Achromatic Refractor

Diameter / Aperture

120 mm

Focal Length

1000 mm

Highest Practical Power

204x

Faintest Stellar Magnitude

12.7

F/Ratio

F/9.8

2" Eyepiece

LET

Diagonal

2"

Finderscope

6x30

Tube Weight

3.48 Kg (Approx.)
Shipping Weight

10 Kg

Shipping Dimension

139x23x27 cm3