Brand new: Lowest price
AU $38.49Free postage
- Get it by Fri, 4 Feb - Wed, 16 Feb from Wokingham, Berkshire
- • Brand New condition
- • 14-day returns - Buyer pays return postage
The colour rendering index (CRI) is used to describe the effect of a light source on colour appearance. Natural outdoor light has a CRI of 100 and is used as the standard of comparison for any other light source.