With LED projector lamp, what specifications do you need LED?

5 answer

Why do color cartons fade when placed under the LED light source?

2 answer

LED headlight or hernia headlight is good?

3 answer

LED is yellow light a warm light source?

4 answer

What is the difference between the luminous efficiency of LED and the luminous efficiency of lamps?

5 answer

LED light source: why is the lower the power, the higher the light efficiency?

2 answer

Is there any connection between the series connection and parallel connection of the LED light source for lighting LED?

3 answer

Performance index of LED light source

3 answer

What is the structure of the LED light band in the taillight of the car, especially the structure of the lampshade, which is how to change a LED point light source into a light band

3 answer

What are the advantages and disadvantages of LED?

4 answer

How about the current and voltage of the LED light source?

3 answer

Cob 300W LED integrated light source fish lamp place to buy it

2 answer

Compared to traditional light sources, what are the advantages of LED light sources?

4 answer

Is metering fiber required to emit light from the light source? Can I get a light emitting diode in general?

3 answer

LED backlight LCD TV, good for the eyes?

3 answer

What's the difference between LED and LD's light emission principle?

4 answer

The difference between LED chip and LED light source

2 answer

Where is the LED point light source?

3 answer

Is led a cold light or a warm light source?

3 answer

What are the spectral characteristics of the LED light source?

3 answer

Does the LED light save power than the general light source?

3 answer

How about the installation of Hefei LED guardrail pipe? What's the price of light source?

2 answer

Is it true that the UVLED light source will gradually replace the traditional UV mercury lamp?

3 answer

Led how about the brightness of the corn lamp?

4 answer

What is the difference between the LED backlight screen and the LED screen? (detailed description)

5 answer

Does the cob light source have an optical partition? Does the LED lamp also have any light source? (beads, cob; the difference between them is what?

3 answer

How to change the LED light from a point light source to a surface light source

2 answer

There are generally four kinds of light sources for table lamps: incandescent lamps, halogen tungsten lamps, fluorescent lamps and LED. What are the advantages and disadvantages of these light sources used in desk lamps?

2 answer

Do all LED lights belong to cold light sources?

4 answer

LED, light bulbs, light sources, lighting. I thank beads in series or parallel, looks like a parallel.

3 answer