However, if the optical concentrator 108 is designed for a limited Angle acceptance, the radiance of the light emitting device 102 can still be maintained.
然而，如果光学集中器108被设计用于有限的角度范围，那么仍可维持发光装置102的辐射率。
However, if the optical concentrator 108 is designed for a limited Angle acceptance, the radiance of the light emitting device 102 can still be maintained.
然而，如果光学集中器108被设计用于有限的角度范围，那么仍可维持发光装置102的辐射率。
应用推荐