In home decoration, what is the difference between spotlights and downlights, and what kind of light source is generally used in downlights?

1. Open the ceiling

The hole size of the home downlight is generally 2 inches, 2.5 inches, 3 inches three kinds, the larger the hole size, the higher the overall height of the downlight, the greater the depth of your ceiling requirements, in general, the height of the downlight after stretching all between 10 cm and 13 cm, so the ceiling ceiling depth of the installation of the downlight is generally more than 13 cm, if the ceiling is too shallow, You can consider installing ceiling spotlights or transverse downlights. The ceiling installation of the ceiling requires only 6 to 8 centimeters.

2. Light Source

From the light source, the downlight can be equipped with incandescent bulbs or energy-saving lamps. Incandescent lamps are yellow. When installing energy-saving lamps, the lamp type can be white or yellow light. Because the number of downlights in the home is generally more, taking into account the energy saving problem, the interior of the downlight is generally equipped with energy-saving lamps, and now there are mini energy-saving lamps for downlights on the market, energy-saving lamps are divided into 2U tubes and spiral tubes, wattage types are 3 watts, 5 watts, 7 watts, 9 watts four kinds. In addition, the downlight is fixed, the direction of its light source can not be adjusted, and the direction of the light source can be changed.

3, light efficiency requirements

The interior of the downlight is used energy-saving lamps, the color has white and yellow light to choose from, diffuse light source, no light concentration, low temperature, belongs to auxiliary lamps, so the lighting is mainly, can not adjust the Angle of the light source, generally used in the aisle, bedroom circle and living room circle. Spotlights used in home decoration are divided into embedded spotlights and exposed spotlights, which are generally used in living rooms, bedrooms, TV background walls, wine cabinets, shoe cabinets and so on.

4. Price

From the price point of view of the same grade, the spotlights are more expensive. Generally speaking, the domestic better quality downlight spotlights brands are Opu, Sanxiong · Aurora, Raishi, Songye, Sanli. Among them, Raishi and Sanxiong Aurora, Songye is the best cost-effective. Downlights are generally large (5 inches) in (4 inches) small (2.5 inches) three. The current market price of small is between 25 and 15 yuan, the medium is between 28 and 32 yuan, and the large is between 36 and 48 yuan. Of course, the above price does not include the light source. There are two kinds of downlights: horizontal and vertical, and the horizontal price is slightly more expensive than the vertical price (but also the same material).

5. Danger

Generally speaking, the downlight is safer than the spotlight, the general spotlight can not be used to illuminate the wool fabric at close range, nor can there be flammable obstacles at close range, otherwise it is easy to cause fire, the downlight will not have too much consideration in this regard.

What kind of light source is generally used in downlights?

LED backlight is the future of light box use of light source development trend, other LED fluorescent lamps, lights with light strips played by the effect is not good, there will be spots and dark areas, LED backlight belongs to the surface light source, irradiation surface uniform. Mainly divided into, outdoor and indoor lamps two kinds of outdoor including: street floodlights, tunnels, etc., wall wash lights, landscape lights, walk lights, strip lights are included, a single LED light source can be used for outdoor decoration lights, such as building lighting, square lighting and other indoor lamps: fluorescent lamps, spotlights, downlights, bulb lights, lamp belts, ceiling lights, bladder lights, table lamps, etc