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Stage lighting equipment type and maintenance precautions


Stage lighting design is generally realized through different lighting types. Stage lighting types are usually composed of floodlights, spotlights and effect lighting. These are the common stage lighting. So what are the main functions of these lights? Let's take a look at them together.

1. effect lighting

Effect lighting is the performance of rain, snow, clouds, waves, flame phenomenon of lighting equipment, but also for the background of the song and dance drama effect lighting, is a very important means of modern stage lighting. The effect illuminator is different from the general slide projector. It is large in size, strong in brightness, and can be projected.

2. flood light (diffuse or flat light)

Floodlights are generally not equipped with lenses (except for floodlights), but use direct light from the light source and free light from the curved plate to make it have a directional structure, but there are also floodlights used for long-distance lighting. It condenses the direct light of the light source from the lens and emits light. This is the floodlight. In addition, there are a wider range of strip lights designed for all lighting, and for the local stage to create a more significant effect of soft light, or to make the surface have uniform lighting and can adjust its angle and other needs to design a separate lamp stage lighting.

Floodlight has a wide range of light, the characteristics of soft and uniform light, with color filters can obtain other colors of light. Floodlights for stage lighting are generally designed as a row of lights for large area lighting. Local effect lighting of the stage, using individual lamps with adjustable angles. Floodlights in the scope of the stage lighting can not have a spot and significant spot edge marks.

3. Spotlight

The structure of the spotlight is that it can reflect the light beam emitted from the light source and concentrate it to the front by using the reflector. The stage light freely casts light on the local area of the stage through the lens, and can adjust the light passage and projection angle of the light. The adjustment methods are mobile light source type and mobile lens type.

Spotlight is the basic lamp for stage lighting. Its light system is mainly composed of concave reflection and condenser. Its characteristics are: its light spot is bright in the middle, the edge is clear, its projection range is narrower than the floodlight, and the intensity of the light can be adjusted within the projection range. The adjustment is divided into two types: light source movement and lens movement. By adjusting and changing the illumination change of the light projection surface, the local light projection effect is obtained. The condenser is generally used in surface light, slap, side light, column light, top light, and other lighting, and is currently widely used in stage lighting.

Proper maintenance work of stage lighting equipment is required every month, which will be a very detailed work and need to be coordinated by multiple departments. At the same time, the following tasks should be completed during the monthly inspection.

1. Lamp position adjustment: Because some lamp positions will be shifted or the guest area will change during use, resulting in lamp position changes, the lamp position adjustment will be carried out every month, including, of course, the computer lamp controlled by DMX512 signal.

2. Detection of mechanical equipment, including computer light motor, color changer motor, nozzle of special effect equipment, etc.

3. Check all lines. Check whether there are breakpoints, damages and leakage, because it is inevitable that some human factors will cause various unexpected situations to occur in the line during use, such as the exposed wire being broken, the frequently plugged wire or there are breakpoints, and occasionally the line will leak or even short circuit due to sprinkling drinks, etc. Therefore, this check should be very careful. This detection requires weak electricity to cooperate to complete.

4. Clean up the dust and garbage inside and outside the lamp. There will be some garbage in the use of the light itself, such as the garbage left in the lamp body by the explosion of the light bulb. In addition, the computer lights and special effects machinery that have leaked in the audience area for a long time are easy to fall into some garbage, such as colored ribbons, glass ballast, residual liquid of drinks, etc. Therefore, the garbage and dirt outside the lamp should be wiped clean, and the garbage inside the lamp should be removed.

5. Check all fire protection equipment. Lighting and sound are the most concentrated types of work in the circuit. Strong electricity enters and weak electricity comes out. There are many related equipment and more related wires. Therefore, fire prevention is the top priority in lighting work. In the monthly routine inspection, the security department should cooperate to conduct comprehensive inspection on all fire prevention facilities and fire fighting equipment, the scope of monitoring includes the normal degree of fire prevention equipment, whether the choice of fire extinguishing equipment is normal, whether it is within the warranty period, etc.

(Article from the network, infringement contact delete)

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