Item NO.:         SBD-SW7x50C

Field Of View:  56m / 1000m

Eyepiece Diameter:       21mm

Exitpupil Diameter:        4.2 Mm 

Eye Relief:        23mm 

Minimum Focus Distance:       5.5M

Focus System: Center Focus + Right Eyepiece Focus

Prism Type:      Porro Prism

Prism  Glasses Material :        Bak4

Optical Coating:       Fully Multi-Coated Green Film

Fogproof :         NO

Waterproof:     NO

N.W:         900 G

Including:1 X Telescope;1 X Cleaning Cloth;1 X Usage Manual