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FAQ

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

Why are some models of projection light bulbs so long and some light bulbs so short lived?.

LED lamp and metal halide lamp distinguish LED and long service life, light utilization rate is high but not super powerThe use of metal halide lamp life than LED short but could be a big outdoor building dedicated power

Does anyone know where to sell it? On Taobao, there are only other stars, such as star projection lights, not so nice I'd like to buy an ocean projector. Thank you

To large-scale integrated market, the cultural market to see

How is the light projection made out of Photoshop?

10".Select the "gradient fill" tool in the toolbar, fill in the white, and set the edge of the gradient to 60%, and then drag to fill in the selection. Then change the selection according to "Ctrl+T", and the effect is as follows:Next, we add some smoke effects to the projection lamp. Create a new layer, select the lasso tool in the toolbar, create a selection near the projection light, and set the feathering radius to 30". Use the default background color and foreground color, then execute Filter > render > cloud".Then set the layer blending mode to "color dodge" and fill "40%"".Next, the character appeared! Import a character picture. Place it below the beam layer and adjust its size. The final effect is shown in fig.:

with the movement of people can interact, such as throwing water on the ground, and you use your foot to go up, there will be waves scattered, please 5There is a projection lamp, dropped to the ground, with the movements of the people can interact, such as investment to the water, you step on it there will be scattered wave, and ask what kind of projection lamp, and thank you, where can I buy it?

This is called the dynamic ground, also known as the ground interactive projection system.

I have an adult science throughout the sky projector lamps, the lamp is used 2.4V 0.75A light bulb, but is too dark, this is the principle of pinhole imaging, put it in the middle of a large room, the wall will be very dark, SO, I want to change a light bulb, the dry by 2 3V the battery for the electric plug, although can be connected to the home circuit, but the resistance, brightness as battery light bulb can change what? The brighter, the brighter, the better, but the voltage must be enough! More consumption of electricity does not matter, but good results!!! What bulb should I change for?

LED lamp is the best kind of flashlight, if you light a dark pointIf the circuit part doesn't work, buy a cheap drunk flashlight on the street directly

What is the projection distance of an advertisement projector?

As long as you use the relative low brightness of the environment, you can clearly highlight the effect of projection lights!

Who understand the internal structure and principle is also hope to advise

The basic principle is as follows: advertisement pattern piece, advertisement projection lamp, negative reflection, LED light source reflection.