90SAP F/5 professional level astrophotography telescope for astronomical photography, self leveling professional astrophotography telescope

Caliber: 90mm
Item number: # 99729
Focal length: 450mm
Jiao ratio: F/5
Optics: Five pieces and five groups, pan Petzval structure, apochromatic compound
Includes two pieces of Super ED Glass (SD), one piece of ED Glass, and high refractive index HR Glass
Image circle: 55mm, star point is extremely fine within 44mm
Coating: Full surface multi-layer ultra wideband coating
Focusing: 3.3-inch aluminum alloy dual speed toothed focusing seat, effective stroke 38mm
The end of the focusing tube is threaded with a focal plane adjuster, which is connected to a new image field rotator
Interface: M63x1/M54x0.75/M48x0.75 (where M54 and M48 are replaced by adapter rings)
Mirror body: Aluminum alloy mirror body, integrated inner wall car made blade light bar
Hoop: New dual hoop with multiple mounting holes on the side for easy hanging of accessories
Pigeon tail board (Arca and Vixen)
Standard fixture handle for Vixen standard board
Size: The shortest length of the whole machine is about 443mm (with the light shield retracted and the focusing tube retracted)
The longest is about 566mm (with the light shield extended and the focusing tube fully extended)
Net weight: 4.5kg (OTA, maximum weight)
Total weight: approximately 5.5Kg (including clamp, dovetail board, and handle)
Packaging: Full package of pearl cotton, customized soft pack, double-layer cardboard box