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1.1 This test method covers the measurement of solar reflectance of various horizontal and low-sloped surfaces and materials in the field, using a pyranometer. The test method is intended for use when the sun angle to the normal from a surface is less than 45°.
| Author | ASTM |
|---|---|
| Editor | ASTM |
| Document type | Standard |
| Format | File |
| ICS | 17.180.20 : Colours and measurement of light |
| Number of pages | 5 |
| Replace | ASTM E1918-06(2015) + Redline |
| Set | ASTMVOL0404 |
| Year | 2016 |
| Document history | ASTM E1918-06(2015) + Redline |
| Country | USA |
| Keyword | ASTM 1918;ASTM E1918;ASTM E1918;10.1520/E1918-16 |