The Difference between Various Rx Safety Lens Types
2021-Jun-07
Eye safety is one of the pinnacle issues for safety managers making safety eyewear an important piece of protection gadget. There are much stuff to do not forget whilst selecting protection eyewear alternatives for your employees. Did you realize that protection eyewear can come inside the shape of normal safety glasses or prescription safety lenses?
Prescription and non-prescription safety glasses might also additionally carry out the identical primary feature however they're now no longer created equal. In the case of prescription safety glasses, the substances decided on for the lenses should now no longer best preserve overseas items far from the wearer’s eyes, however, additionally permit for him/her to look the paintings to hand in a clean and crisp way.
Safety managers have to be privy to those variations because the alternatives to be had might be particular primarily based totally at whether or not or now no longer the glasses are prescription. Here is a little precious information about the numerous options for prescription safety lenses.
Materials for Rx Safety Glasses
Polycarbonate
One of the maximum famous and broadly fashionable substances for prescription safety eyewear is polycarbonate. Not best is that this cloth presented in nearly every color option, however, it's also one of the thinnest and maximum effects resistant choices. However, a disadvantage is how without problems it may turn out to be scratched from every day wear. This medium-index cloth is taken into consideration to be a center floor among trendy and excessive index plastics.
Standard Plastic
Generally discovered to be the most inexpensive protection lens cloth, trendy plastic is the very best to show right into a prescription lens. It is low-index and really scratch-resistant, which makes this a high-quality desire if the most important desires are bulk portions and accessibility.
High-Index Plastic
Not best is excessive-index plastic extra scratch-resistant than trendy, it additionally boasts a far thinner length which facilitates to make glasses lighter. Still, there are a few terrible aspects; they're extensively extra steeply-priced than trendy, they're now no longer to be had in as many color mixtures and it's miles difficult to locate them as bifocal or polarized.
Trivex
Introduced in 2001 as a competitor to polycarbonate, Trivex has a few comparable traits and a few variances. The foremost similarities are that they're lightweight, excessive effect resistance, and 100% UV protection. Meanwhile, they've unique optical readability because of Trivex being created in a mold, which permits for a crisper image. Because Trivex is a relatively new participant there aren't as many color alternatives.
Testing Rx Safety Eyewear Options
All defensive eyewear falls below one in all performance classifications: primary effect or excessive effect.
The basic effect is examined thru the “drop ball” check. The check is run through losing a one-inch diameter metallic ball from 50 inches away at once onto the lens. As lengthy because the lens isn't chipped, cracked, damaged or dislodged from the lens holder or body it passes.
The high effect is examined with a high-speed check. This is done through capturing a quarter-inch diameter metallic ball at once on the lens at one hundred fifty toes consistent with second. Lenses that have surpassed can have a “+” mark to signify excessive effect approval rating.
In spite of all of the similarities among the diverse styles of lens substances, the maximum essential factor with regards to any protection gadget is ensuring you get the proper device for the proper job. Reviewing that valuable info on lenses can help you make that very last decision.
If you want an extra recommendation or are uncertain what steps to take to get the proper prescription safety eyewear to your employees, don’t hesitate to touch your local ORR Safety account manager.