How many lumens do I need in a projector?

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5. Is 1500 lumens good for a projector?
6. Can projector replace TV?
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Tags

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