Guide: Under the illumination of led lights, people's eyes will feel uncomfortable. For this reason, most people will not directly use the light to illuminate the eyes. Even if the eyes look at the lights, they will habitually blink. Is the led light harmful to the eyes? If it is under the led light for a long time, it is not good for the health of the eyes. However, due to learning or other reasons, some people have to wait for a while under the light. Led lights and energy-saving lamps which are good for the eyes, let's do the following comparison, mainly talk about the LED lights are harmful to the eyes? Let's learn together!
Led light
Is the led light harmful to the eyes?
Is the led light harmful to the eyes? The high-frequency "eye-protection lamp", that is, the energy-saving lamp, is 5 times more energy-efficient than the incandescent lamp, so it saves about 80% of electricity, but it is more expensive than the incandescent lamp. The color temperature of the light emitted by the lamp usually determines the softness of the light. The color temperature is too high and too low is not very good, 4500-500K lamp is better, suitable for all ages. Is the led light harmful to the eyes? LEDs, as lighting products, also save about 80% of electricity compared to incandescent lamps. Their eye protection effect is absolutely no stroboscopic, the color temperature range of light can be made wider, the disadvantage is that the light chromatogram is too narrow and the blue light component is too strong. No matter what kind of lamp, as long as it is unnatural light, it has a certain influence on the vision. Is the led light harmful to the eyes? In fact, to protect the eyes, the most important thing is the way the lamp is used. On the one hand, the lampshade should be lowered to ensure that the gaze area is bright enough to cover the light source to avoid glare; on the other hand, the lamp head should be kept too close to the gaze area (book/desktop), resulting in excessive light. Is the led light harmful to the eyes? If you are not sure if the light is appropriate, you can use the eye-protection pen to do some testing.
Led lights and energy-saving lamps which are good for the eyes
Led lamp and energy-saving lamp which is good for the eyes, the eye is the LED, the second is the energy-saving lamp, the incandescent lamp is on the eye. The LED is the blue light, which itself hurts the eye. The light intensity of the LED is that there is no way to compare the two products, the eyes are on Will be uncomfortable, energy-saving lamps have stroboscopic, ordinary LED products also have stroboscopic (no stroboscopic LED products are high in price, almost invisible in the domestic market, basically exported to Europe and the United States) color rendering, although LED and energy saving The lamps have high-color products close to incandescent lamps, but the market is generally low-end and low-color. One point, such as home lamps, I recommend incandescent lamps.
Led light
Led energy saving lamp wattage
Comparison of brightness and energy saving between LED lamps and traditional lamps:
1W LED=15W incandescent lamp=3W CFL (energy saving lamp)
3W LED=8W CFL (energy saving lamp)=25W incandescent lamp
4W LED=11W CFL (energy saving lamp)=40W incandescent lamp
8W LED=15W CFL (energy saving lamp)=75W incandescent lamp
12W LED=20W CFL (energy saving lamp)=100W incandescent lamp
Musical Greeting cards (recordable greeting cards):
Ningbo AST Industry Co.,Ltd has 17 Years Experiences to produce the greeting cards,Christmas Card,Birthday cards,Religious Cards,musical greeting cards,recordable greeting cards, Greeting cards with led lights,Pop-up Greeting cards etc.We can assure you of competive price,high quality,prompt delivery and technology supporting.
1. Musical Greeting cards Application :
The Greeting cards are usually used for celebration,promotion,birthday,Holiday and so on.
2. recordable greeting cards Classification:
There are the General Greeting Cards,Recordable Greeting cards,Music Greeting cards,Led Greeting cards and Pop-up Greeting cards.
A,General Greeting Cards,which is only paper cards,printed according to the Customers' Artwork
B.Recordable Greeting cards----The Clients can record their own messages and playback them.
C.Musical Greeting cards---The clients provide their audios,then we programmed them into the Sound module ,then it will play the customized audios.
D.Led Greeting Cards--The Greeting cards have led lights,which can flash different color.
E.Pop-up Greeting Cards
3.Sound Quality:Clearly and Loudly ( 16Khz Sampling Rate)
4.Activated way:
Slide tongue---open the cards,it will play the message automatically.
Push buttons--press the button to play the message/audio/music
5.Long Lifespan
6.Speaker:21mm,27mm,29mm,36mm,40mm,57mm etc. Plastic or Metal
7.Battery:AA, AAA, AG13, AG10, AG3 and so on environmental
8.Size and Artwork: Customized
9.PCB:Customized Size (OEM or ODM) or our existed standard size
10.Certification:CE ,Rohs
11.Export to: USA, UK,Canada,Germany, Turkey,Russia,Poland,Switzerland,Netherland ,Frence Hungary ,Australia,New Zealand, Brazil, Columbia,Argentina,Thainland,Singapore , Malaysia and so on
Recordable Gift Cards, Mother's Day Music Card, Musical Greeting Card
AST Industry Co.,LTD , https://www.astsoundchip.com