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FAQ
- What projection bulb is good. Where can I buy it?
- Of course, LED bulbs, energy saving, environmental protection, and also have a protective effect on the eyes
- How does the LED projector change the type of projection lamp that is visible on the ground?
- LED projection lamp inside the word is processed by special process printed on the glass, and then projected through the LED lights, and if you need to change the words, you can also consult me.
- Where is it? FiveThe evening of the night light line, where to sell? Night light, oh!
- Pro Taobao look, the cheapest only 3 more, I bought before. Suitable for night markets.
- Colorful lighting is good? How about the projection lighting inside?
- Of course, in terms of price performance, individuals feel that the former is better!If you are not satisfied with my answer, please continue to ask;Answer is not easy, understand each other, help each other good answer
- Brightness is not the only standard. How can I buy projection light bulb?
- Metal halogen bulbThe advantages of metal halogen lamp is cheap, the disadvantage is metal halide lamps produce warm light, high power requirements in order to obtain the same luminosity, and the UHP lamp has a short half-life, general use 1000 hours will be reduced to the original brightness around half, and high heat, high requirements of the cooling system of the projector, for a long time the use of projection. UHE bulbUHE light bulb is also a cold light source. It is an ideal light source widely used in mid-range projectors. And the price is moderate, brightness stability, used 2000 hours ago, almost will not decay.
- What is a projection light? What's the use?
- The projection lamp is a use of light on the screen or wall lamp for projection screen, and movie similar principle;
- Who understand the internal structure and principle is also hope to advise
- Advertising projection lamp, namely new advertising products of a high efficiency, are to appear in the advertisement in the field, the replacement of the advertising pattern only needs to change the pattern, the pattern is reflected to the wall, the ground through the principle similar to the projection reflex advertising. The basic principle is as follows: advertisement pattern piece, advertisement projection lamp, negative reflection, LED light source reflection.
- LED advertising projection lamp which has production? Usually, which would be better to choose which one to buy?
- Buy Hongkong Wei Wei electronic technology LED advertising projection lamp, will feel better.
