Anyone who needs bifocals to support them see small or fine details knows how challenging and stressful it could be to work in an environment where there are several possible hazards in terms of eye damages. With out safety glasses or goggles, any tiny particles or pieces of dust can irritate or even damage the delicate eyes. In advance of the invention of bifocal safety glasses, it was a extremely tough and hazardous task or continually having to switch from 1 pair of glasses to safety eyewear and back. This posed a problem if an accident occurred along with a person sustained eye injuries from forgetting to switch back to safety glasses, or simply because they required specialized eyewear for a fine task that wasn't designed for eye safety. Inside the end, that individual would not just have to live with that injury but they would also be blamed for not being safe inside the very first location.
When wearing bifocal safety glasses, it's achievable to do the finer a lot more precise work whilst staying protected from sparks, little pieces of wood or metal that fly up from cutting machines and even feasible chemical splashes. What makes this achievable is the integration of the small corrective lenses from bifocal glasses into standard safety glasses and goggles. They're still completely created to help with close up vision while also offering light, impact resistant, scratch resistant and anti-fog lenses for the comfort needed for long working days.
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