🇺🇸 Estados UnidosDigital Calipers

Digital PD Meter, Optical Digital Pupilometer with LCD Display Optical PD Meter (White)

4.2 · 13 reseñas

Precio de origen

$ 200.216

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Descripción

Note:Please choose a well-lit environment.Keep the eyes of the two people at the same level when measuring, which will make the measurement more accurate.Do not move the machine while measuring, otherwise it will cause a large error.When measuring the distance between the eyes, keep the machine still, and check whether the left and right eyes are facing the vertical line in the field of view at the same time.Specification:Set auto shutdown time：0.5-3.0minSet aperture brightness：5.0-0.5Set accuracy：±0.5 - 0.1mmPower Supply: AA batteries (Not Included)Dimensions: 260 x 230 x 100mmNet Weight: 1kgPackage Includes: 1 X Digital PD MeterUsing steps：1. Boot:Install two of AA battery, press the power button（Main key）.2. Basic settings:According to the measurement needs, adjust the VD and select binocular/monocular measurement.3. Start measuring:Place the machine between the tester and the subject as shown above, with the machine facing up.Keep the machine level, the eyes of the two are at the same level, and the metal frame is placed on the forehead of the person being tested, so that the machine is facing the nose.The subject is visually in front, and the examiner observes from the front window, and moves the left andright sliders so that the vertical line faces the center of the pupil.Do not move the machine during the test, repeat the calibration, do not move the slider after the alignment.4. Reading:Remove the distance meter and read the data. The test procedure should be repeatedat least 3 times and can be combined with monocular and binocular measurements t

Características

HIGH ACCURACY: Our PD meter is uses mechanical hairspring to level the reflecting point of the human cornea to realize a consecutive measurement. It features direct point sampling and high accuracy of orientation.
ENERGY- SAVING DESIGN: The design of the LED lamp-house has low-power consumption to ensure the prolonged service life of batteries, and the brightness of the LED is adjustable.
AUTO SHUTDOWN: If there is no operation after 3 minutes the machine will automatically shut off. To reactivate and turn back ON, keep the measurement key still and press the power key for 2 seconds.
LONG READING TIME: As long as the slide controls have not been moved the machine retains the readings on screen while and even in memory when it is switched back ON. The digital PD Meter has a reading which lasts approximately 3 minutes.
APPLICATION: Digital PD meter is suitable for eyesight examining in spectacle shops, ophthalmology departments in hospitals and schools, and enterprises.

Especificaciones

ColorWhite

Enclosure materialPlastic/Composite

Model name002

Photo sensor technologyCMOS

Supported file formatVFD

Image stabilizationDigital, Optical

Maximum focal length10 centimeters

Metering descriptionSpot

Photo sensor sizeSmaller than 1/4-inch

Max shutter speed1 seconds

Min shutter speed1/30 seconds

Exposure controlManual

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Digital PD Meter, Optical Digital Pupilometer with LCD Display Optical PD Meter (White)

Descripción

Características

Especificaciones

¿Cómo funciona la importación?

Digital PD Meter, Optical Digital Pupilometer with LCD Display Optical PD Meter (White)

Descripción

Características

Especificaciones

¿Cómo funciona la importación?

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