We received another sample from our customer. The customer's sample is plastic sheet and they need measure color, haze and transmittance for their samples. We will measure with haze test equipment CS-720 and share test method and result.
1. Haze and Transmittance Test Condition
1). Standard: ASTM 2).Light Source: C
3). Test Parameter: Haze and Total Transmittance
4). Instrument: haze test equipment CS-720
2. Test Method
1). Choose one point on one sample to measure.
3. Sample Pictures and Test Result
Sample Picture
Sample A and B
Test Result of Sample A
Test Result of Sample B
When measure the samples, we checked it by eyes. Sample A is much clearer than sample B. The test result is same as we see.
Haze | Sample A | 89.7 |
24.1 | 87.1 |
4. Color Test Condition
1).Test Mode: Transmittance 2).Light Source: D65
3). Test Angle:10 degree
4). Test Parameter: CIE-lab and Delta E*ab.
5). Instrument: haze meter CS-720
5. Test Method
1). Choose one point on one sample to measure.
6. Sample Pictures and Test Result
Samples
Test Result of Blue 1
Test Result of Blue 2
Test Result of Bronze
Test Result of Green
Sample | Name | L | a | b | Delta E*ab |
Blue 1 | Target | 78.38 | -17.98 | -26.07 | -- |
Sample | 78.42 | -18.01 | -26.18 | 0.12 | |
Blue 2 | Target | 60.36 | -56.93 | -18.87 | -- |
Sample | 68.07 | -48.17 | -16.32 | 11.95 | |
Bronze | Target | 26.17 | 16.23 | 16.11 | -- |
Sample | 24.73 | 16.28 | 16.01 | 1.45 | |
Green | Target | 69.24 | -74.72 | 3.51 | -- |
Sample | 72.21 | -65.14 | 6.16 | 10.37 |
We have checked the sample by eye and test result of instrument is close to visual result. The following are the comment from the customers who has purchased the haze meter.