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Measuring range |
Dioptres from 30,00 to 60,00 D - radius from 5,6 to 11,3 mm |
Resolution |
Dioptres 0,25 D - radius 0,05 mm |
Useful measuring diameter |
3,4 mm equal to 9 square mm |
Rating scale |
Table & International |
Lines of sight |
According to Javal |
Instrument base |
Cross-wise movement to be stopped |
Chin rest |
Adjustable height with shutter device |
Feeding voltage |
120 Vac /60 Hz - 230 Vac/50 Hz |
Instrument voltage |
6 VaC |
Bulbs of the lines of sight |
6 V - 10 W - SV 8,5 - 8 |
Bulb of the illuminating rating scale |
6 V - 3 W - E 10 |
Fuses |
5x20 mm 120 V - 250 mAT230 V - 125 mAT |
Absorbing power (VA) |
24 VA |
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