Red Phosphors for Color TV

Long Persistence Phosphors   Phosphors For Trichromatic Lamps   PhosphorsFor color TV

Specifications of Red Phosphors for Color TV

Code Chromaticity Coordinate Brightness
(%)		 Particle Size
( µ) by Blaine Method		 Particle Size D50
( µ) by Coulter Counter		 Reflectance
( % )
X Y
TVRD-1
0.663 ± 0.002
0.333 ± 0.002
> 86
5.8 ± 0.3
7.8 ± 0.5
450 nm 57 ± 3
625 nm > 93
TVRD-2
0.662 ± 0.003
0.333 ± 0.003
> 82
5.2 ± 0.3
6.5 ± 0.5
450 nm 57 ± 3
625 nm > 95
TVRD-3
0.652 ± 0.003
0.339 ± 0.003
> 97
 
6.5 ± 0.3
> 10 µ: < 15%
< 4 µ: < 12%
450 nm 40 ± 3
625 nm > 88
TVRD-4
0.663 ± 0.004
0.333 ± 0.004
> 102
 
10 ± 0.6
> 15 µ: < 10%
< 5 µ: < 7%
450 nm 40 ± 3
TVRD-5
0.633 ± 0.004
0.333 ± 0.004
> 95
 
9.2 ± 0.4
> 15 µ: < 7%
< 5 µ: < 5%
500 nm 40 ± 2
TVRD-6
0.655 ± 0.004
0.332 ± 0.004
> 86
5.3 ± 0.2
6.8 ± 0.5
450 nm 53 ± 3
TVRD-7
0.647 ± 0.005
0.343 ± 0.005
> 88
5.0 ± 0.2
6.6 ± 0.5
450 nm 51 ± 2
625 nm > 86


 

CR Exciting Condition: 20 KV, 1 µA/cm2;
Reflectance: BaSO4 = 100%

A Typical