Monoculars Telescope astronomical binoculars adults high power for indoor and outdoor
Inlet diameter: (mm) 50mm
Magnification: 10X
Exit distance: 20mm
Outlet diameter: 5mm
Field of view: 342 (FT@1000VDS)
Coating: XMC
Internal gas: nitrogen
Floor mirror system: Paul system BAK4 material
Body material: full magnesium alloy
Eye distance adjustment range: 56~74mm
Weight: (g) 1160g
Body size: 19X21.5X7.2cm
Nitrogen-filled waterproof and metal. Because the outdoor environment is relatively harsh, the inside of the telescope is filled with nitrogen to prevent water. The nitrogen inside the telescope can prevent the lens inside the telescope from fogging and mildew. The sealing of the telescope is very good, so water vapor and dust cannot enter the telescope. The durability of the telescope is d. At the same time, the metal telescope is long-lasting.