| display screen |
4-Bit digital backlight LCD
|
240X160 point matrix LCD
|
| resolution |
0.1 μm (below 100 μm); 1 μm (below 100 μm)
|
0.1μm:(0μm-99.9μm);1μm:(100μm-500μm)
|
| margin of error |
+/- 1 to 5% n or +/- 3.5um or 0.1mil
|
+/- (0.3 μm + 2%) Five point calibrated
|
| minimum radius of curvature |
F - convex 1.5mm/concave 25mm; N - convex 3mm/concave 50mm
|
Convex: 1.5mm; Concave: 10mm
|
| Measurement mode |
Single measurement and continuous measurement
|
|
| Operating Conditions |
Temperature 0℃~ 50℃; Humidity < 95%
|
|
| power supply |
2X1.5vAAA 7 #battery
|
4 1.5V AAA alkaline batteries
|