Shanghai Sunland Industrial Co., Ltd is the top manufacturer of Personal Protect Equipment in China, with 20 years’experience. We are the Chinese government appointed manufacturer for government power,personal protection equipment , medical instruments,construction industry, etc. All the products get the CE, ANSI and related Industry Certificates. All our safety helmets use the top-quality raw material without any recycling material.
Protective clothing facial indentation nurse
We provide exclusive customization of the products logo, using advanced printing technology and technology, not suitable for fading, solid and firm, scratch-proof and anti-smashing, and suitable for various scenes such as construction, mining, warehouse, inspection, etc. Our goal is to satisfy your needs. Demand, do your best.
Professional team work and production line which can make nice quality in short time.
The professional team provides 24 * 7 after-sales service for you, which can help you solve any problems
Address：No. 3888, Hutai Road, Baoshan District, Shanghai, China
1.The lenses can block 100% of both UVA and UVB ,radiation,. UV400 rated sunglasses is essential to protecting your eyes against long term UV damage and keeping your eyes healthy when you go out. 2.Classic and newest brand design,it is suitable for any face, show your unique and fashion.
well if you look at computer screen all whitish become little yellowish. plus on spectacle lens’s you will find Blueish reflection only if it has bluelight protection correct me if i’m wrong . you will see greenish it it has UV protection i’m not ...
Blue light, can be specifically be described as visible ,light, that ranges from 380 to 500 nanometer and is sometimes divided into ,blue,-violet ,light, and ,blue,-turquoise ,light,. Hence, nearly one-third of visible ,light, can be measured as high-energy visible or commonly as ,Blue,-,light,. Discussing primary facts about ,Blue Light
The color ,blue, generally has positive, calming associations - clear skies, the sea, natural ,light,. But in recent years there's been an influx ,of blue light, coming from a different source, which we are all exposed to in varying degrees - the ,blue, LEDs emitted from our phones, computers, tablets, and TV screens.
The retina can be harmed by high-energy visible ,radiation of blue,/violet ,light, that penetrates the macular pigment found in the eye. According to a study by The Schepens Eye Institute, a low density of macular pigment may represent a risk factor for AMD by permitting greater ,blue light, damage.
Photoretinitis, or ,light,-induced photochemical damage to the eye, is related to the ",blue light, hazard", a term which indicates why the use ,of blue light, therapy lamps, ,blue,-enhanced ,light, therapy lamps, or "bright ,light," therapy lamps substantially increases the risk of ,light,-induced retinal damage 1,2,3,4.In addition to the ,blue light, from ,light, emitting phosphors used in the fluorescent ...
All digital devices emit something called “,blue light,,” a low wavelength, high energy ,light, that has the potential to damage the eyes over the long term. Although there are other sources ,of blue light, that we’re exposed to on a regular basis (the sun also emits ,blue light,), the concern with digital devices relates to their close proximity to users and the ever increasing amount of time ...