Model No.

PD8

PD8-M

Data Show Range of Two Eyes

44.0-83.0 mm

44.0-83.0 mm

Data Show Range of Left-Right Eyes

22.0-41.5 mm

22.0-41.5 mm

Effective Measure Range of Two Eyes

45.0-82.0 mm

45.0-82.0 mm

Effective Measure Range of Left-Right Eyes

22.5-41.0 mm

22.5-41.0 mm

Graduations

0.5 mm

0.5 mm

Measure Accuracy

0.25 mm

0.25 mm

Target Distance

30 cm~∞

30 cm~∞

Power Supply

DC 6V
4 PCS AA Battery

DC 6V
4 PCS AA Battery

Automatic Shut-Off Time

1 minute after complete operation

1 minute after complete operation

One Eye Isolator

Yes

Yes

Battery Exhaustion Warning Function

Yes

Yes

Customer Information Memory

No

Yes, 99 Sets

Built-In Products Series Number

Yes

Yes

Anti Molding Protection

Yes

Yes

Unique Baffle

Yes

Yes

Size

226×160×52 mm

226×160×52 mm

Weight

0.6 KG

0.6 KG