1. Downlight can be divided into 2 inch, 2.5 inch, 3 in […]
1. Downlight can be divided into 2 inch, 2.5 inch, 3 inch, 4 inch, 5 inch, 6 inch, 8 inch, 10 inch according to size. Generally related to size are three parameters, outer diameter, opening size and thickness. That is, the size of the hole to be dug during ceiling construction.
2. According to the classification of lamp beads used in downlights, it can be divided into three types: high-power lamp beads, low-power lamp beads and integrated lamp beads. The high-power can be divided into 1W, 2W, and 3W single chips. Good supplier chips. And the package can make the lamp beads reach 5W and 10W power; the small power can be divided into 3014, 3528, 5050 and so on according to the package form; integrated lamp beads, that is, COB. From the appearance and heat dissipation, theoretically, the low-power lamp beads are relatively light-free, and the heat dissipation is relatively good, which is becoming more and more popular with customers.
3. Downlights are generally fog masks, but the matte surface comes at the cost of reducing light efficiency. Therefore, some downlights are also made of transparent covers.