Brand Name : svbony
Hign-concerned Chemical : None
Magnification : 81X
Focal Length : 243MM
Objective Lens Diameter : 54MM
Type : Monocular
Lens Material : Achromatic Lens
Model Number : SV555
Material : Metal
Origin : Mainland China
Lens Coating Description : Fully Coated
Effective optical aperture range/MM : 54MM
Focal Ratio : f/4.5
Objective lens structure : Petzval 3 sets of 5 pieces
Coating : AR anti-reflection coating 420nm-700nm reflectivity <0.1%
Matting : Black matte finish on lens edges
Material : Lanthanide glass + low dispersion optical glass material
Finish : MIL 60/40
Surface accuracy : 1/4
Focusing seat focusing stroke/MM : 2.15
Focusing accuracy : 7.92MM/circle
Manual aperture control : f/4.5-f/22
Hoop : CNC integrated
Mounting Base : Vixen & Arca-Swiss
Dovetail plate length/MM : 186
CAA : YES
Integrated CNC handle : YES
2" filter drawer : YES
EAF Mounting Kit : YES

SVBONY SV555 Astrophotography Telescope

44mm full-frame:APO telephoto lens avoids aperture blocking; whether mirrorless camera; SLR camera; or deep-sky camera; you can photograph clear image without trouble

Convenient operation: SV555 telescope camera lens is equipped with an accessories for EAF (not included) for automatic and accurate focus; you can get an accurate angle to photograph quickly and conveniently

Single-speed focus:SV555 telescope camera lens supports fine adjustment; enabling you to adjust the photography angle accurately for fast shooting.

Direct shooting:without calculating specific focus; you can shoot by astronomical photography telescope directly; improving the convenience.

Adjustable F22 to F4.5 aperture: professional astronomical photography lens includes a graded adjustment ring and scale; keeping the parameters the same without changing due to accidental touching; increasing the accuracy of shooting.

Compatibility: SV555 telescope camera lens features an M48x0.75 filter thread to install the 2" filter; additionally; the V-style & Arca-Swiss quick-release system is compatible; flexible and easy to use; enhancing the efficiency.

Convenient to use:SV555 APO astro camera lens is featured with a handle; bracker; and dovetail plate; making it more convenient to use the lens when shooting.

Compatible with cameras:the M72 front filter thread can be connected to the camera filter for daily photography; the design increases the flexibility and ease of the APO telephoto lens.

Dual rotate design:lockable 360° rotator and lens tube help you adjust the angle accurately; astrophotography telescope offers a better photography effect to you.