Type: 500S, 500R, 500L, 500XL

Power: 5.0X

Working distance: 340mm(S), 420mm(R), 500mm(L), 550mm(XL)

Depth of view:     35mm(S), 35mm(R), 35mm(L), 35mm(XL)

Field of view:      40mm(S), 45mm(R), 50mm(L), 60mm(XL)

Weight: 84g

Frames: Ni-alloy or Titanium