Warm color arc discharge lamp having improved efficiency
Warm white fluorescent lamp
Warm white fluorescent lamp having good efficacy and color rende
Warm white LED-based lamp incoporating divalent EU-activated...
Warm-white fluorescent lamp having good efficacy and color rende
Wavelength converted semiconductor light emitting devices
White lamps with enhanced color contrast
White light illumination system with improved color output
White phosphor, and white light-emitting equipment or device
Wide illumination range photoluminescent lamp