MODELS SPEC. 20-60X80

MJ823 Eyepiece

POWER 20x 60x

OBJ.LENS DIA. mm 80mm

TYPE OF PRISM Type / Material Porro/BK7

PRISM COATING Yes / No No

NUMBER OF LENS Pieces & Groups 7 pieces 4 groups

LENS COATING CL/FC/BMC/FBMC BMC

FOCUS SYSTEM Cent. / Ind. / Fix Cent.

FOCUSING LENS Eye. / Obj. / Int. Int.

EXIT PUPIL DIAMETER mm 4 1.33

EXIT PUPIL DIST. mm 18 15

FIELD OF VIEW ANGLE 1.8° 1.0°

Ft / 1,000Yds 94.2 ft 52.5ft

M / 1,000M 31.4m 17.5m

MIN.FOCAL LENGTH M / Ft. 6m/18ft

RELATIVE BRIGHTNESS 16 1.77

TWLIGHT INDEX 40 69.3

RESOLUTION ≤2.8"

DIOPTER COMP. ±Optic.Degree

INTERPUPILLARY DIST. mm

WEATHER PROOF Yes / No Yes

WATER PROOF Depth / Time 1.5m/3min

NITROGEN FILLED Yes / No Yes

EYECUPS SYSTEM Rubber / Pop-up / Twist-up Twist-up

POUCH Yes / No-Mat'l. Yes

STRAP Yes / No-Mat'l. No

CLEANING CLOTH Yes / No Yes

SILICA GEL Yes / No Yes

UNIT DIAMENSION mm 430x90x165

UNIT WEIGHT gm / oz. 1,230g

GIFT BOX SIZE mm 450x115x170mm

PIECES PER SHIPPING CARTON Pieces 6pcs/ctn

SHIPPING CARTON SIZE Size 46.5x38x37.5cm