Description
Specifications:
Optical system | Refractive |
Tripod | Aluminum tripod |
Caliber | 40mm |
Focal length | 400mm |
Limit star | 10 |
Focus ratio | 10 |
Resolution (Rayleigh limit) | 1.84 arc seconds |
Eyepiece | H20mm |
Magnification | 20 times |
Resolution (Du's limit) | 1.65 angular seconds |
Eyepiece | H12.5mm |
Magnification | 32 times |
Photo resolution | 180 strips / mm |
Finder mirror | 5 x 18 |
Light collection | 150X |
Zenith mirror | 0.965 inch zenith mirror |
Field of view | 2.1° |
Main mirror length | 345mm |
Linear field of view (1000 yards) | 20.32 |
Optical coating | Multi-layer coating |
Weight | Approx.1.5kg |
Features:
40mm objective lens.
Aluminum tripod.
Exquisite and compact.
High transmission coatings.
Package included:
1 x Main barrel
1 x H12.5mm / H20mm eyepiece
1 x Objective lens cover
1 x 90° zenith mirror
1 x Finder
1 x Aluminum alloy tripod
1 x Product packaging box / manual