USE
Load 2 AA batteries into each of the battery boxes located on the bottom sides.
Press RESET button to activate the instrument.
Using the OD/OS in & out buttons move the measuring needle to line up with the
cornea center.
Set the TDIS desired.
Store data in memory by pressing the MEM button once. When memory is locked, the
auto shut-off feature is overridden until memory is unlocked. ( Press MEM twice).
MAINTENANCE
Use alkaline batteries (4). Do not use acid battery. Install batteries with proper polarity.
Remove batteries if unit is stored for a long period.
TECHNICAL DATA
1. Data range:
Binocular PD 44-83mm,
Monocular PD 22.5-41.5mm
2. Measuring range:
Binocular PD 45-82mm,
Monocular PD 22.5-41mm
3. Display increments 0.5mm
4. Instrument measure accurate, +/- 0.5mm
5. Target distance, 30cm to infinity
6. Power supply, 4AA Batteries ( not supplied)
7. Automatic shut off time: one minute.
If data is locked,in memory unit will not shut off until memory is cleared.
8. Instrument size, 214mm x 150mm x 51mm
9. Instrument weight, 600g, 1.3lbs
PRECAUTIONS
1. Use of instrument is best in an environment of moderate heat & humidity
2. Avoid prolonged exposure to direct sunlight.
3. Avoid contact with water and chemicals.
4. Do not disassemble. Call 800-847-4188 or 201-939-6700 for service questions.
INSTRUMENT ILLUSTRATION (DIAGRAM)
1. Body of Instrument
2. Eyepiece.
3. BIN:change button monocular or binocular or left to right eye.
4. RESET: Erases the stored
memory data & initiates
operation. Press RESET to
activate unit. Unit will
automatically shut off after
one minute of inactivity.
5. OD (Right) PD increase
button. each press of the
button will increase the OD
by .5mm.
6. OD (Right) Each press of the
button will decrease the OD
by .5mm.
7. Viewing Display.
8. OS(left) PD decrease button. Each press of the button will decrease the OS
by .5mm.
9. OS(left) PD increase button. Each press of the button will increase the OS
by .5mm.
10. TDIS: Target Distance set Button: Distance can be set from 30cm to infinity.
11. MEM: Data storage activator. Press 1 time to store and twice to erase data.
12. Forehead rest.
13. Patient nasal rest is located in the front center.
14. Two viewing windows are located in the front.
Battery box: Located on both side bottom of instrument.
Bottom of instrument provides a hole for installing exterior tripod if desire.
PD measuring needle is a black vertical line. One line on the left and one on
the right. Press either the left/right PD button, move needle to the center of the
cornea to read the PD.
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