Light Meter
- Specification
- Application
Display |
3 1/2 digit LCD |
Measuring Range |
20/200/2000/20000 Lux (1330N, also Footcandle for 1334N) 200/2000/20000/200000 Lux (1332N) 1 Footcandle = 10.76 Lux |
Overrange Display |
Highest digit of (1) is displayed. |
Resolution |
0.01 Lux (1330N, 1334N) & 0.1 Lux (1332N) |
Accuracy |
±3% rdg ±0.5% f.s. (<10,000 Lux) ±4% rdg ±10 dgt (>10,000 Lux) (Calibrated to standard incandescent lamp, 2856°Κ) |
Spectral Response |
CIE Photopic. (CIE human eye response curve). |
Spectral Accuracy |
CIE Vλ function f ’1 ≦6% |
Cosine Response |
f ’2 ≦2% |
Repeatability |
±2% |
Temperature Characteristics |
±0.1%/℃ |
Measuring Rate |
Approximately 2.0 time/sec |
Photosensor |
Silicon photodiodes |
Operating Temperature and Humidity |
0℃~40℃(32℉~104℉) 0~70% RH |
Power Source |
One 9 Volt battery, NEDA 1604, JIS 006P or IEC 6F22 |
Battery Life (typical) |
200 hours (Alkaline Battery) |
Photosensor |
Lead Length: 150 cm (approx.) |
Photosensor Dimensions |
100(L)×60(W)×27(H)mm (3.94”(L)×2.36(W)×1.06(H)) |
Dimension |
135(L)×72(W)×33(H)mm (5.31”(L)×2.83”(W)×1.3”(H)) |
Weight |
250g (8.8 oz) |
Accessories |
Carrying case, Instruction manual, battery |