公开(公告)号：US20240255120A1

公开(公告)日：2024-08-01

申请号：US18629790

申请日：2024-04-08

申请人： Bridgelux, Inc.

发明人： Yi-Qun LI ,  Jing Qiong ZHANG

IPC分类号： F21V9/38 ,  A01G7/04 ,  F21Y115/10

CPC分类号： F21V9/38 ,  A01G7/045 ,  F21Y2115/10

摘要： There is provided a light emitting device for plant cultivation comprising: a broadband blue solid-state light source for generating broadband blue light with a maximum emission wavelength from 420 nm to 495 nm; wherein broadband blue solid-state light source generates blue light from 400 nm to 520 nm having an intensity wavelength spectrum which over a wavelength of at least 40 nm has an intensity that varies by less than 25%, less than 15%, or less than 10%; or from 430 nm to 470 nm or from 450 nm to 465 nm has an intensity that varies by less than 10%.