Computer Workers And Glasses:Your Rights
PCs are ubiquitous, at home, at work and at school.Most of us seem to spend a large part of our days squinting at a monitor and with more of our shopping and entertainment being driven by the Internet, computer use is surely going to increase. For many of us, that’s not a problem. But if you spend more than two hours at a computer each day, especially if you already wear glasses, it’s likely that you will experience symptoms of what some have termed Computer Vision Syndrome (CVS).
CVS is caused by many environmental factors. Decreased blinking while you’re focusing on a computer screen is thought to be significant. Studies have shown that the blink rate decreases to as low as 6–8 blinks per minute if you’re focused on a computer display (the normal blink rate is 16-20 per minute).This leads to dry eyes and also puts strain on the ciliary muscles of the eye. The most common symptoms of CVS include headaches, focusing difficulties, burning eyes, tired eyes, aching eyes, dry eyes, double vision, blurred vision, light sensitivity, and neck and shoulder pain.
CVS can also accelerate the early onset of a condition called presbyopia (usually associated with aging) where you experience difficulty reading fine print, particularly in low light conditions, eyestrain when reading for long periods or momentarily blurred vision when shifting between viewing distances.
The good news is that easing these symptoms is straightforward. It may sound silly, but try blinking more often!Even if you don’t wear glasses, simple things like ensuring your computer screen is clean, correctly positioned, and set up properly will make a difference.
If you do wear glasses, then ensuring your lenses are clean and smear free will help to reduce glare and reflections. Anti-Reflective coatings on your lenses (usually available free of charge if you ask for it through suppliers like SelectSpecs.com) will eliminate surface reflections and ensure clear vision - especially at night.Anti-Reflective coatings make your glasses lenses appear almost non-existent, so your eyes look more natural.
Whether you wear glasses of not, you can improve your vision at work by having regular eye examinations, taking frequent breaks and resting your eyes every 20 minutes and avoiding glare or bright reflections on the screen.Swap your CRT display for an LCD screen.Get at least a 19 inch TFT screen with the highest resolution possible and a dot pitch of .28 mm or less.They lack the “flicker” of CRT monitors and usually have an anti-reflective surface.
The even better news is that If you you use a computer or VDU screen on a regular basis (i.e. for at least an hour most days), then according to the Health and Safety (Display Screen Equipment) Regulations 1992, your employer is obliged to pay for regular eye examinations. Your employer may have an agreement with a local optician or they may refund you the cost of an examination. If that examination reveals that you require glasses specifically for Display Screen Equipment use, your employer must also pay for budget glasses.
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