The new office LED panels deliver 4,000 lumens while using far less electricity.

新的辦公室LED燈板可輸出4,000流明，同時耗電量大幅降低。

Please confirm the projector's lumen rating before we book the conference room for Friday.

在我們預訂週五的會議室之前，請確認投影機的流明數值。

Our shipment of 800-lumen bulbs was delayed at customs and will arrive next Tuesday.

我們那批800流明的燈泡在海關延誤了，下週二才會到貨。