LFY-250B Fabric Light Transmission Tester

Main purpose
This instrument is used to measure the total visible light transmittance of fabrics and is suitable for sheet-type textile products.
Instrument features
1. It has the function of measuring visible light spectral transmittance.
2. It has a professional illuminance meter.
3. It has a 220V 1000W light source.
4. It has a sample holder that keeps the sample flat without tension. Technical indicators
1. Light source: 1000W, 220V
2. Light intensity adjustment range: from ambient light intensity to 20,000 lx
3. Light meter: 0.01 lx to 999,900 lx, with an accuracy of ±2%
Applicable standards 
JIS L1005-2009  Test Method for Light Blocking Performance of Canopies 
FZ/T 62025-2015 Curtain Window Decorative Fabric 
FZ/T 62011.1-2016 Textile Products - Part 1: Curtains