basic parameters:

[brand]: Bo BRESEE

[Specification]: 20x50

[] magnification: 20 times the real rate of

[Objective] diameter: 50mm

[]: 30mm large diameter diameter eyepiece

[168/1000M]: field range

[system]: BaK4 prism optical prism

[recently] focal length: 5.5M

[]: the central focus focusing manner

[color]: Black

[color]: Broadband multilayer coating plating blue film (including eyepiece)

[weight]: net weight: 785g,

[packing]: attachment lens eyepiece cover, PP bag, glasses cloth, moisture-proof desiccant, brochures, non-woven bags