High Intensity Discharge Lamps
Coarse YV04
High Intensity Discharge Lamps - Coarse YV04
| General Characteristics of High Intensity Discharge Lamps - Coarse YV04 |
| Name | Yttrium Vanadate Borate:Eu Coarse |
| Chemical Formula | Y(VB)O4:Eu |
| Application | High pressure Mercury Gas discharge lamps |
| Processing | Electrostatic Coating |
| Packaging | 20 kg in 30 ltr steel drum |
| Optical Characteristics of High Intensity Discharge Lamps - Coarse YV04 |
| —————— 254 nm excitation —————— |
| » Quantum efficiency | 70% |
| » UV absorption | 94% |
| » Wavelength at peak | 620 nm |
| » Bandwidth (50%) | 2 nm |
| » Excitation peak | 308 nm |
| —————— C.I.E. Chromaticity Coordinates —————— |
| » Powder | x = 0.664 Y = 0.323 |
| » Lamp TLD 36W | x = 0.567 Y = 0.301 |
| —————— Lumen Output 100h (HPL 125W) —————— |
| » Nominal | 6700 lm |
| Physical Characteristics of High Intensity Discharge Lamps - Coarse YV04 |
| Body Colour | White |
| Specific Gravity | 4.29 |
| Particle Size Distribution | By Laser Diffraction (Sympatec - HELOS) |
| » fraction £ 12.5 µm | 53.0 ± 5% |
| » fraction £ 43.0 µm | 100% |
| Crystal Structure | Xenotime |
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