Invisible Killer¡ªUV Rays
2008-08-04

Are you being attacked by damaging Ultraviolet Rays? The answer is probably YES. Request your free UV test card today to see if your windows are letting in harmful UV rays that can affect you, your family, and your property. Request your UV Test Card today!

What is UV?

UV what is there to fear? Okay, then first, say what is ultraviolet. UV is the acronym in English Ultraviolet Rays, UV-line. Ultraviolet (UV) is invisible, is visible outside the purple-section of electromagnetic radiation, the wavelength of 10 ~ 400 nm in the scope of their nature are usually different for the some paragraphs:  Vacuum UV£º10--200nm UV-C£º200--290nm UV-B£º290--320nm UV-A£º320--400nm Visible light£º400--760nm UV Test Card UV testing smart cards use the latest technology and nano-functional photosensitive materials. The credit card sized UV Test Card is designed with a remarkable UV sensitive strip which changes from white to a shade of purple when exposed to UV radiation for only 20 seconds. Designed to react primarily to the wavelengths of lights between 290-325 nm, (the UV range) which are known to be the sunburn and skin damaging rays. The stronger the radiation, the darker the shade of purple have. Simply compare on the adjacent color matching chart to see the corresponding "likelihood of sunburn" warning. Guidelines printed right on the meter card allow the user to determine the sun-screen SPA level required under the prevailing conditions. Working principle

The working principle for the UV testing smart cards are solar radiation 10 seconds to quickly and accurately measure ultraviolet radiation, UV-test showed that the region is the color of the current strength of the ultraviolet light, intuitive understanding. You can then test the strength of ultraviolet light to all kinds of sunscreen measures and reasonable use of sunscreen products. For example  This is a UV Rays Test Card from Coolpack Canton Industrial Limited Company, its technical specifications, functions, and other parameters are as follows: UV Rays Test Card (011) Product Size: 85*55*0.5mm Material: PP\PVC Qty Of Package: 200pcs/box. 4000pcs/ctn Carton Size: 44*31.5*23.5cm G/N Weight: 12/11KGS Functions: U V rays test card, Put the card under sunlight for 10s to check the U. V. Rays, to tell if need use the UV protection treatment cream. With your advertisement on the PVC thermometer card and the card function, it is suitable for member card, book label, gift, etc. These cards are popular used on the cosmetic, medicine, electron, grocery, commodity, and so on fields as the promotion products. The test card can lead the customers to consume and promotion your products. They are very funny, fashion, and let the customer keep a beaming mood when buy your products. Unit Price/Payment: USD 0.19/pcs FOB Guangzhou Other else

In recent years, as technology continues to develop, ultraviolet radiation has been widely applied in all walks of life. Although sometimes ultraviolet light would cause harm to human, such as sunburn skin, but when it combines science and technology to ultraviolet light, it can also be very good for human services.  UV applications involving areas: printing (silk screen, printing, offset printing, Offset Printing…), packaging (metal, plastic…), Electronics (PCB), shoes, painting, vacuum plating, electronic liquid crystal (LCD), fiber and communications fields of medical, biological, handicrafts, medical fields, the furniture industry (Wood), the research industry, water treatment, health care, etc. With the depletion of the ozone layer, the number of skin C and other health problems has risen dramatically, and the public is being advised to avoid prolonged exposure to the sun. But on any given day, how much exposure is too much, and how much SPF protection is enough?