PDM 15020 Digital PD Meter User’s Guide
Introduction Congratulations on your purchase of the Reichert PDM Digital PD Meter. We recommend that you carefully read and follow the steps in this guide to ensure optimum performance from your new instrument. Additional copies of this manual can be obtained from Reichert Customer Service. PRECAUTIONS: CAUTION: In order to ensure proper operation of the PDM, any repair or service must be performed by Reichert, Inc. or an Authorized Reichert Distributor.
Features and Functions 1. ON/OFF Button (MAIN) Press to turn the instrument on and off. The PDM turns off after one minute to ensure longer battery life. 2. Measurement Slide Controls Used to move the index lines that indicate Pupillary Distance and Right/Left Nose-toPupil Distance measurements. 3. Distance Dial Rotate to measure inter-pupillary distance at various distances, from ininity to 30 cm. 4. PD/LD button Changes between pupil distance (PD) and vertex distance (LD) modes. 5.
Instructions for Use and Speciications Turning on the PDM For all functions it is necessary to turn the PDM on. Press the ON/OFF button (MAIN). During initialization the unit will show “88.8” across the display. When the PDM is ready to measure, the display will indicate the numerical values of the slide control positions. Calibration Veriication 1. Turn the PDM on. 2. Set the distance dial to ininity. 3. Ensure that the occluder lever is in the middle position. 4.
Instructions for Use and Speciications Monocular PD Measurement To measure the pupil-to-nose distance of one eye, or to measure PD one eye at a time, switch the occluder lever to the left or right and follow steps 1-5 above. Adjustable Distance PD Measurement Near-viewing PD can be obtained for the distances shown on the Circular Dial. Turn the Circular Dial until the arrow is aligned with the desired viewing distance, then repeat steps 2-5 above.
Maintenance and Speciications Troubleshooting Almost all potential problems, such as a no power, dim display, or dim illumination, are caused by a low voltage condition. When in doubt, always install new batteries in the instrument. Battery Replacement 1. Using your thumbs, push and slide the Battery Compartment covers on either side of the bottom of the PDM. 2. Remove and discard all 4 batteries. Replace them with new AA batteries following the diagram on the inside of the Battery Compartment. 3.
Product Warranty This product is warranted by Reichert, Inc. against defective material and workmanship under normal use for a period of one year from the date of invoice to the original purchaser. (An authorized dealer shall not be considered an original purchaser.) Under this warranty, Reichert’s sole obligation is to repair or replace the defective part or product at Reichert’s discretion.
