UV LED light sources are encroaching on application areas currently home to conventional medium-pressure mercury lamps. Differences arise as a result of the various technologies used for generating the light, as compared in the following table:
|
UV LED
|
UV classic
|
Spectrum
|
"Narrow band"
365 / 375 / 385 / 395 nm
|
Broadband spectrum
200 - 440 nm
|
Efficiency
|
5 - 25%
|
25 - 30%
|
Service life
|
Expected: higher
|
Expected: lower
|
Temperature influence
|
Lower
|
Higher
|
Variable format lamp
|
Yes
|
No
|
Immediate activation
|
Yes
|
No
|
Run-up time
|
No
|
Yes (2 minutes)
|
Dimming range
|
0 - 100%
|
20 - 100%
|
Energy consumption
|
Chemical-dependent
|
Chemical-dependent
|
Mercury
|
No
|
Yes
|
Ozone generation
|
No
|
Yes/No
|
Exhaust air ducting
|
No
|
Yes
|
Size
|
Smaller
|
Bigger
|
Chemical availability
|
Lower
|
Higher
|
Distance dependency
|
Higher
|
Lower
|
Spectrum change
|
Complicated
|
Simple
|
We will be more than happy to advise you on selecting the light source best suited to your requirements. Talk to our expert Oliver Starzmann!