LPRD (Europium Activated Yttrium Oxide) is an efficient red phosphor excited by 253.7 nm ultraviolet rays and used for three-band fluorescent lamps.
LPRD-1:
LPRD-2:
LPRD-P
LPRD-P (Europium Activated Yttrium Vanadium Oxide) is an efficient red phosphor excited by 253.7 nm and 365.0 nm ultraviolet rays and used for three-band fluorescent lamps.