Now I have two T8 tubes. It can provide 2700 lumens. BUT!

我现在有两个T8灯管。它可以提供2700流明。但！

youdao

T8 has stronger light, LED has less strong, but the performance is different.

T8具有更强的光，LED不强，但性能是不同的。

youdao

The cinematographer adds that he typically shot nights and interiors around T2.8, and day exteriors around T8.

摄影师同时补充说他通常使用t 2.8左右的光圈拍摄夜景和内景，日景戏则用T8左右的光圈拍摄。

youdao

In the small rural villages of Tanzanian, one encounters super-efficient T8 and T5 bright white light bulbs near the road, but beyond them glows a dozen wobbling orange smears of fires.

FORBES: Why Solar Makes More Economic Sense In Tanzania Than In Florida