Table lamps are an important and indispensable lighting device for students and office workers, etc. However, the LED desk lamp market is increasingly diverse in designs and prices to meet demand. of the user.
But not all desk lamp products meet the safety level of light, anti-nearsightedness, anti-glare, and eye protection. In this article, we will share with you about the “Eye Protection Lamp“. Follow the article for more useful information.
Is yellow or white light good for the eyes?
On the market today, there are study lights that are designed to integrate both yellow and white light. When using, users will feel their eyes are suitable for what kind of light to be able to decide to choose yellow or white light.
Although there is no harm to the eyes, the light emitted from the two lamps has a great psychological impact on the user. If you want the space to feel fresh, and create alertness, you can use yellow light.
With LED bulbs with color temperatures from 3000K – 4500K, it will give natural light to help your eyes relax and not be stressed.
Therefore, if you choose light for studying, choose yellow light. If it is for daily use, a lamp with white light should be used.
Which lamps are not harmful to the eyes?
#1. Warm yellow incandescent lamp
Warm yellow incandescent light always provides softer light and fewer UV rays. This is the first type of light bulb and is still very popular today.
The advantage of this type of incandescent yellow light is that the bulb can be maintained continuously and emits a natural soft light that protects the eyes with long-term use.
According to science, it is recommended to use yellow light bulbs. Yellow light usually has a steady intensity, making eyes cool. The effect of yellow light is better for the eyes than other light bulbs.
#2. Compact Fluorescent Lamp – CFL
Compared with conventional compact fluorescent lamps, compact fluorescent lamps – CFLs are considered to be harmless to the eyes.
CFL bulbs produce less UV light and are more energy-efficient than bright white incandescent and fluorescent bulbs. CFLs contain a small amount of mercury, and much less than fluorescent tubes, so you can still choose this bulb.
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#3. LED light bulb
LED light with non-glare bulb technology does not affect the user. Especially, this is a clean light source that is not harmful to people and the surrounding environment.
So, to the question of whether LED bulbs are harmful to the eyes, the answer is NO. However, if you use it in the wrong way such as by looking directly at it for a long time, and using inappropriate lighting, it is impossible to guarantee this.
#4. Solar lights
The advantage of this type of light bulb is that it does not flicker, emits light continuously, and illuminates objects with the clearest and most true color.
So, without harming the user’s eyesight, in addition, you also do not have to spend too much money on electricity bills every month.
Types of light that are harmful to the eyes
White and blue fluorescent bulbs emit the most UV radiation and cause the most damage to your eyes. The problems noted in the 2011 study, mentioned above, were related to this type of light source.
Overexposure to blue light from sources, like smartphones, tablets, and some LED lights, has also been shown to damage the eyes, according to the American Optometric Association.
Long-term exposure to sunlight, especially during your teen years and for those who don’t wear protective eyewear, can also lead to eye damage. What these light sources have in common is that they are light sources of shorter wavelengths.
How to choose a table lamp to protect your eyesight against myopia?
#1. Tabletop brightness (lux illuminance)
≥ 500 lux, the light shines from the center of the lamp in a radius of about 15-20cm and is evenly distributed on the tabletop, the light is not flickering, meeting lighting standards.
#2. Color rendering index (Ra)
Ra ≥ 80, for natural, realistic light, increasing the ability to identify the colors of the illuminated object, meeting the lighting standards.
#3. The light color of the lamp
White/yellow light color does not affect vision health and does not affect light quality. Yellow light gives a feeling of coziness and warmth in winter, while white light gives a feeling of alertness and coolness in summer.
Depending on the preferences and needs of each person choosing the right light color, bring high efficiency in studying and working. If you only use table lamps in the evening, you should choose yellow light.
#4. Lamp operating voltage range & Electrical safety norms
Meet electrical safety standards according to standards.
Wide voltage range (170V-250V), lamp light quality is not changed when the grid voltage changes, helping eyes not be regulated much when working in an unstable voltage environment.
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#5. Product texture and appearance
The overall structure of the product is solid, ensuring safe use, ensuring normal working function.
Rotating joints and flexible folding levers easily adjust the projection angle of the lamp to suit the sitting position, no shadow, no glare when studying, ensuring safe use, and normal working functions
The external appearance of the lamp shall be free from defects that affect the product’s aesthetics or interfere with its use.
A full range of parts and details is included with the product. The outer surface of the lamp shall be free from defects affecting the beauty and function of the lamp.
#6. Packaging, product labels
- Full of information.
- Company address (manufacturing place).
- Product specifications (power voltage, power, illuminance, color rendering index, color temperature).
- Product model.
- Product barcodes, and product usage recommendations.
- Product assembly date.
Tips for using light that won’t harm your eyes
Light hits your eyes not only from indoor bulbs but also from the sun, computers, mobile phones, and tablets. Besides choosing the right light bulb, you can do the following to help protect your eye health.
#1. Increase the use of natural light at work and home
Most buildings and even homes have UV-resistant glass for protection from the sun’s UV rays. So open the curtains and take advantage of this natural light to illuminate the room better when you use the lights all day.
#2. Wear eye protection when outdoors
Use sunglasses or glasses with good UV protection and anti-glare protection.
#3. Avoid watching TV in a dark room for a long time
If you like to watch TV in the dark, using a backlight around the back of the TV like a yellow night light is a very good choice, helping to prevent eye strain.
The ideal brightness for computer monitors is 7/10 and for phones around 30-50%. In case you are in a low-light environment or when you just wake up, you should not let the brightness be too high to make your eyes glare.
If you are using an iPhone, turn on the auto-brightness mode according to the ambient light level outside.
#4. Limit reading ebooks on mobile apps
You should replace the habit with using a paper book or an e-reader like the Kindle Paperwhite. This helps you limit your exposure to the blue light of electronic screens and reduce eye strain and increase myopia.
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Above is information on the issue of “Eye Protection Lamp“. However, depending on the purpose of use, you should choose for yourself the most suitable type of lamp. The article is for reference only, in the buying process, you should ask the sales staff for the best advice.