What is the highest lumens in a projector?

Related questions

1. What is the best resolution for a projector?
2. Are projectors better than TV?
3. Do LED projectors last longer?
4. Do projectors have resolution?
5. What does WXGA mean on a projector?
6. Which is best DLP or LED projector?

Tags

1. #projecting
2. #although
3. #clearly
4. #should
5. #classrooms
6. #rating
7. #lumens
8. #brightness
9. #addition
10. #projector
11. #images
12. #brighter
13. #conference
14. #often
15. #sufficient
16. #rooms
17. #large
18. #higher