1/17/2024 0 Comments Ocean waves sunglasses dealers![]() The main goal of the project was to set some firm criteria for selecting sunglasses for eyeball navigation and to resolve that nagging question: Do we really need to spend $200 to obtain good quality lenses. ![]() We also included some popular fishing glasses and some inexpensive frames, including a pair of $14 glasses picked up at a gas station and $8 childrens shades from a mega-retailer. The list included some of the big names in the industry like Oakley and Maui Jim, as well as companies that market eyewear specifically to sailors like Hobie, Kaenon, Gill, and Harken. Keenly aware that a comprehensive test was impractical, we assembled 25 different polarized glasses representing a cross-section of whats available in the high, mid-range, and low-price categories. This pared the field down to sunglasses with glare-cutting polarized lenses. The best way to ensure youre getting the protection you need is to choose lenses that block at least 99-percent UVB and 95-percent UVA and to buy from a reputable dealer.įor the purposes of this test, Practical Sailor concentrated on another key function of sunglasses for sailors: reducing reflections on the waters surface so the wearer can better judge the bottom depth by sight. Unfortunately, the UV transmission limits are fairly loose for non-prescriptive eyewear, enforcement is poor, and worthless counterfeits abound. The American National Standards Institute (ANSI) requires non-prescriptive sunglasses to meet a series of standards under ANSI Standard Z80.3. Both UVA (400-320 nanometers) and UVB (320-290 nanometers) are harmful, but UVB is considered the most damaging. ![]() The principal purpose of sunglasses is to prevent ultraviolet rays, implicated in eye diseases ranging from cancer to cataracts, from reaching our eyes. With all the marketing nonsense surrounding sunglasses, its easy to forget that a good pair of polarized lenses is a tool, as essential to sailors as a good knife. ![]()
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