SANWA · Laser Power & Environmental Meters
LX20
Illuminance measurement from 0.1 lx to 403.9 klx.
- 0.1 lx – 403.9 klx
- Si photodiode
- Auto power save
The SANWA LX20 is an illuminance meter covering 0.1 lx to 403.9 klx in four ranges for users measuring light levels. Its dockable stick sensor uses a Si photodiode approximating CIE relative luminous efficiency. Bhumika quotes this model for customers in Canada.

Features
- Si photodiode approximating CIE relative luminous efficiency
- Dockable stick sensor
- 4039-count display with 41-segment bar graph
- Data hold and auto power save
Specifications
| Range | 0.1 lx – 403.9 klx; 4 ranges |
|---|---|
| Sensor | Si photodiode approximating CIE relative luminous efficiency; Ø9 mm window |
| Display | 4039-count + 41-segment bar graph |
|---|---|
| Sampling | Approx. 3/s digital; approx. 30/s bar graph |
| Functions | Data hold; auto power save |
| Power | LR44 1.5 V ×2 |
|---|---|
| Dimensions | 117 × 76 × 18 mm |
| Mass | Approx. 120 g |
| Sensor | Dockable stick sensor, 84 × 16 × 10 mm; approx. 0.9 m cord |
