Compatible substrates
Glass / acrylic / film
DONGRU DR81 Light Transmittance Meter
Light Transmission Meters
DR81
DONGRU DR81 Light Transmittance Meter
For visible-light transmittance checks on compatible transparent or translucent samples.
Request technical guidanceCapabilities / DR81
What the product record supports.
Four confirmed points: material, measurement, readout and power. Full values are in the specification table below.
Measurement
optical (visible light) · 0.0—99.9% · ±2
Readout
0.1%
Power & body
three AAA alkaline batteries · 129×70×25.5mm / approx. 340g(including probe and battery)
Model / DR81
Technical specifications
Values come from one shared product record; confirm suitability for your measurement task.
0.0—99.9%
Measuring range
Confirm your material, measuring method and application before selecting an instrument.
Measurement
- Measurement method
- optical (visible light)
- Measuring range
- 0.0—99.9%
- Compatible substrates
- Glass / acrylic / film
- Accuracy
- ±2
- Resolution
- 0.1%
- Minimum measurement area
- 12×12mm
- Probe / optics
- 380-780nm
Instrument & environment
- Model
- DR81
- Product code
- DR-LT-DR81
- Power supply
- three AAA alkaline batteries
- Dimensions / weight
- 129×70×25.5mm / approx. 340g(including probe and battery)
- Operating environment
- 0℃-40℃, ≤85%RH
Product family / DR81
Where it fits
Glass, acrylic sheet and film inspection.
Compatible substratesGlass / acrylic / film
Confirm your material, measuring method and application before selecting an instrument.
DR81
Discuss this model
Tell us your material, expected range and site conditions. We can help check the instrument and probe fit.