About the Product:
Magnification: 20xLens
Diameter: 40 mm
Prism Type: Porro Lens
Coating: Fully Coated
Field-of-View: 98 m
Interpupillary Distance: 60-70 mm
Twilight Factor: 28.28
Stowed dimension: 140x170x80 mm
Weight: 570.8 grams