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FAQ
- How much is the price of projecting bulb?
- About how much money the price projection lamp this problem is really not a good answer, because the projection lamp on the market did not sell, to the company or professional projector equipment maintenance to sell, but the selling price is not alone, including the installation of the price.
- I bought an ad projector, but I don't know how to focus it more clearly Solving!
- Logo projection lamp products have been understood, we all know that all projection lamp products can be adjusted by focusing the way to adjust the projection of clarity, then how should the specific focus distance to ensure clarity?In general, as long as the projection interval or projection angle may be adjusted, the focal length may be adjusted to ensure the sharpness of the projected picture.
- What brand is the scientific star projection light of your adult?
- projection advertising takes pattern piece cost low cost, save huge space to set the screen production, greatly reduces the cost of advertising projection lamp installation is simple and quick, wind rain outdoor machine, no personal care Save trouble and effort, so it is both environmental protection and energy saving advertising
- Which led projection lamp is better? Ask for an introduction
- In the projection products industry, especially high-tech LED projection lamp and high-power outdoor projection lamp field, Le Di photoelectric will be your reliable and powerful partner. We not only provide customers with full service from product selection, installation, training and customer service tracking, but also provide a private customized services for customers from all over the world, to meet the individual needs of different customers. Le Di photoelectric projection, creative advertising, science and technology and art interpretation!
- Adult science, starry sky projector, install the light bulb is not bright
- If the instructions are properly installed and checked correctly, that's the quality problem. Apply for a return change
- Where is the wholesale of star projection lamp in Guangzhou?
- To De road, near the wholesale Plaza is something similar.
- 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; he can in the wall, ground projection pattern you want to do advertising, decoration, warning etc.
- How to scientifically maintain the light bulb of projection lamp and prolong the service life?
- The bulb of the projection lamp is maintained as follows:1, according to the procedures of the normal switch machine, switch machine interval is generally greater than 5 minutes;2, the use of the process should not frequent power outages, as far as possible to ensure that the work process of power supply reliability;3, each work time is best not more than 4 hours, in the process of using a larger time interval, it is best to shut down for some time;4, the use of ambient light is not too bright, reflecting the brightness of the projector will lead to an increase in the bulb;5, as much as possible the power of identity, the nominal value of the power voltage, grounding and polarity, and matching the projector.
