Huanyu LY-9AT Optical Digital Pupilometer 45-82mm Pupil Meter PD Meter and Huanyu Digital Pupilometer Distance Meter 0.1-0.5mm Accuracy Adjustable Bundle
SIMPLE & ACCURATE: Compared with those printable rulers, our digital PD meter adopts high precision sensor and advanced intelligent electronic system to display the measurement results digitally, which is intuitive, accurate and easy to operate. (Please bring your own 2 AA batteries, Not Included in the package)
MEASURING ACCURACY: ±0.1/0.2/0.5mm is adjustable: According to the accuracy requirements of the actual glasses, set the measurement step increment, that is, accuracy, instead of fixed 0.5mm, the measurement results are more reliable.
30CM-∞ ADJUSTABLE VISION DISTANCE: The 9AT pupil distance meter is equipped with a Stadia Knob unique to the upgraded model. Can set 30cm, 35cm, 40cm, 50cm, 65cm, 1m, 2m, ∞ and other different vision distance gears. Compared with the 9A pupilometer, 9AT has more complete vision distance gears.
MULTIFUNCTIONAL: Our pupilometer also has the following functions: Stop using for 3 minutes automatically shut down; Shutdown automatic memory last value (No machine operation during this period); 0.5-3.0 degree LED energy-saving lamp brightness adjustable; + 2.00d visual acuity compensation.
Details: Huanyu LY-9AT Digital Pupilometer and PD Meter Bundle
