School Lab 10x50 Large Objective Binoculars

School Lab 10x50 Large Objective Binoculars

Magnification 10
Objective diameter(mm) 50mm
Prism Type BK7
Number of lens 4Pieces3 groups
Lens Coating MC
Focus System Cent.
Exit Pupil Diameter(mm) 5.5mm
Exit pupil distance(mm) 17mm
Angle of View 6.9°
Field of View 367ft/1000yds, 122m/1000m
Min, Focal Length(m) 7m/21ft
Relative Brightness 30.25
Twilight Index 22.4
Resolution ≤5"
Diopter system Right eyepiece
DIOPTER COMP. ± 4
INTERPUPILLARY DIST. 56mm~74mm
Eyecups system Twist-up
POUCH Yes
CLEANING CLOTH Yes
SILICA GEL Yes
UNIT DIAMENSION(mm) 198x63x175mm