The IES is about to release an update to TM-30 (TM-30–18). Along with the updated version they have released this Position Statement.
Source: PS-11-18: IES Position on TM-30-18, IES Method for Evaluating Light Source Color Rendition | IES
The IES is about to release an update to TM-30 (TM-30–18). Along with the updated version they have released this Position Statement.
Source: PS-11-18: IES Position on TM-30-18, IES Method for Evaluating Light Source Color Rendition | IES