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| mon-thu | 9:00am - 5:00pm |
| fri |
9:00am - 3:00pm |
| fon front desk: |
|
| +49 (0) 25 53 - 93 58 -0 | |
| fon sales department: | |
| +49 (0) 25 53 - 93 58 -40 | |
| fax: | |
| +49 (0) 25 53 - 93 58 -29 |
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Brightness and lifetime of standard lamps
For calculation of lighting efficiency, brightness and lifetime is an important value. Here you can see a list for standard lamps: light bulblifetime ca. 1.000h hours brightness ca. 10-13lm/W halogen lampslifetime ca. 3.000h hours brightness ca. 20-25lm/W fluorescent compact lamplifetime ca. 10.000h hours brightness ca. 60-80lm/W fluorescent lamplifetime ca. 15.000-20.000h hours brightness ca. 70-95lm/W LEDlifetime ca. 50.000h hours brightness ca. 90-160lm/W |