Some knowledge about led downlight beam angle:

(1) Factors can effect the beam angle
A. The shape of led downlight;
B. The structure of clip;
C. The led Chip and its structure;
D. The refractive index of the encapsulated glue;
E. Consistency of material quality;
F. The encapsulation process (Luminous height position of the chip);

The beam angle of yunsun led recessed downlight is 90°, suit for north american market.

led downlight beam angle

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