What does par20 mean?

Related questions

1. What is par in LED lights?
2. Is e27 a standard bulb?
3. What is the range of photosynthetically active radiation?
4. What light frequencies are most photosynthetically active?
5. What is the McCree curve?
6. What's better lux or lumens?
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Tags

1. #represents
2. #general
3. #incandescents
4. #bulbs
5. #service
6. #light
7. #produce
8. #concentrated
9. #about
10. #control
11. #shape
12. #diameter
13. #precisely
14. #reflector
15. #intensity
16. #recessed
17. #track
18. #times
19. #aluminized
20. #value
21. #lighting
22. #parabolic