Q:What is the display index of the LED lamp?

The degree to which an object's color is rendered is called color rendering.Usually called the color rendering index (Ra)A light source with a Ra value of 100 indicates that the color displayed in the light of the object is consistent with that under the standard light source.

Q:Is the price of the street lamp factory in led the same?

LED lights for their respective products factory price countries has not been unified, now rely on market regulation and macro-control and their purchase of LED street customer awareness of the product, the key is led lamps factory enterprise conscience.

Q:For the LED street light distribution, is it better to use a lens or a reflector?

According to personal needs, the last time I went to a lighting shop called Zhongshan Ming lighting shop to buy lights, but also asked the question, but do not remember what the salesman said

Q:Installation method of high-power LED street lamp

Pay attention to the arrangement of exterior lines of all kinds of devices in case of polarity error. The device should not be too close to the heating element, and the operating conditions should not exceed its specified limit.

Q:Why does a LED street lighting system come with a phase light?

Because the ground has been connected.

Q:Do you think it is expensive to install LED street lamp with WIFI function?

The cost will be much higher, and it will involve control and network problems.

Q:How long does the general power LED power supply cycle last? Such as street lights, power supplies, 150W, 180W?

See what voltage input, what are the requirements?.If it is me, usually 40 days to get the prototype. 220V input, 56V, 3a out. Without special requests.

Q:What is the price of the LED street lamp from 30W to 60W? What are the advantages of the LED street lamp?

Light emitting diodes (LightEmittingDiode, abbreviated as LED) is a semiconductor pn junction formed with weak electricity can light high efficiency solid-state light source based on the forward bias voltage and the injected current, injected into the P region of the hole and injected into the N region electron in diffusion into the active region after radiation and emit a photon, electric can be directly converted into light energy.

Q:What is the LED Street pressure balancing respirator?

Is to solve the problem of pressure imbalance, improve the stability of lamps and lanterns.

Q:What are the parts of a LED street lamp?

System design ideas, solar street lighting design and general solar lighting compared to the basic principle of the same, but need to consider more links. The following will be the solar LED high-power street Hongkong Industrial Group Co., Ltd. as an example, several aspects of analysis.