E21A Color Test with surprising result

[clemence]

Check this:

[Reference] Nichia E17A/E21A (2000K - 6500K, R9050/R9080, color) CCT and tint shots

Added lumens and efficacy numbers to the Google Sheet. [image] Individual Current-Flux-Voltage curves 2000K 2200K 2700K 3000K 3500K 4000K 4500K 5000K 5700K 6500K Tint in an integrating sphere without any optics, i.e. how these measure diffused and how the binning is done (much closer to advertised CCT values) [image] Individual CRI data 2000K 2200K 2700K 3000K 3500K 4000K 4500K 5000K 5700K 6500K 2000K+6500K

[Clemence]