CRT Phosphors

 
CRT Phosphors
Designation color color Spectral range Spectral peak Persistance
  florescent phosphorescent (10% points) in angstroms (time to decay
      in angstroms   to 10% of peak)
P1 Green Green 4900-5800 5250 20 milliseconds
P2 Blue-Green Green 4500-6400 5430 Long
P3 Yellow Yellow 5040-7000 6020 13 milliseconds
P4 White White 3900-6630 5650 & 4400 Not over 7%
P4, silicate White Blue 3260-7040 5400 & 4100 of peak in 
P4, silicate-sulphide White Yellow 3300-6990 5400 & 4350 33 milliseconds
P5 Blue Blue 3480-5750 4300 18 microseconds
P6 White White 4160-6950 5630 & 4600 800 microseconds
P7 Blue-white Yellow #VALUE! #VALUE! #VALUE!
P7 Blue-White Yellow 3900-6500 5580 & 4400 One long, one short
P10 Dark-trace: color depends on absorption characteristics, type of illumination 4000-5500 - Very long
P11 Blue Blue 4000-5500 4600 2 milliseconds
P12 Orange Orange 5450-6800 5900 Medium long
P14 Purple Orange 3900-7100 6010 & 4400 One short, one medium long
P15 Blue-green Blue-green 3700-6050 5040 & 3910 3 microseconds
P16 Violet and near ultraviolet Violet and near ultraviolet 3350-4370 3700 5 microseconds
P17 Greenish-yellow Yellow 3800-6350 4500 & 5540 One long, one extremely short
P18 White Blue 3260-7040 5400 & 4100 13 milliseconds
P19 Orange Orange 5450-6650 5950 Very long
P20 Yellow-green Yellow-green 4600-6490 5550 2 milliseconds
P21 Yellow Yellow 5540-6500 6060 Very long
P22 Tricolor - 3900-6800 6430, 5260 & 4500 One short, two medium
P23 White White 4000-7200 5750 & 4600 Short
P24 Blue-green Blue-green 4260-6400 5070 1.5 microseconds
P25 Orange Orange 5300-7100 6100 Very long
           




Last Updated on 8/26/98
By S. Pefhany