Jim, Suggest you speak to Dr Barry Clarke, VMFG, re sunglasses. He has done quite some investigation into this matter. Just a phone call away. Cheers Ian P. ----- Original Message ----- From: "Jim Kelly" <[EMAIL PROTECTED]> To: "Discussion of issues relating to Soaring in Australia." <[EMAIL PROTECTED]> Sent: Wednesday, September 29, 2004 11:47 AM Subject: Re: [aus-soaring] Best sunglasses for gliding ?
> Thanks Mike! > > Do you have a link to a photo of the 'sunwrap' products that you > sell? > > Yep, I need bi-focals - so the 'stick on' idea may be > just-the-thing! > I have found that in gliding we need a surprisingly small reading > 'patch' - or else it interferes with our side-and-down view. > > Cheers, > > Jim > > > > ----- Original Message ----- > From: "Mike Borgelt" <[EMAIL PROTECTED]> > To: "Jim Kelly" <[EMAIL PROTECTED]>; "Discussion of > issues relating to Soaring inAustralia." > <[EMAIL PROTECTED]> > Sent: Wednesday, September 29, 2004 10:58 AM > Subject: Re: [aus-soaring] Best sunglasses for gliding ? > > > At 10:22 AM 29/09/04 +1000, you wrote: > >Thanks folks - lots of interesting comments here - and no clear > >(sorry!) answer!! > > > >>From my reading and gleaning these things seem important: > > > >1. a light brown tint is frequently deemed best for gliding > > > >2. dark tints are very bad - causing the eye to shorten their > >depth of field (being wide open) and suffer greatly from any > >flashes of light that manage to get in during thermalling, etc. > > > >3. those who can use polarised sunnies swear by them (but > >usually > >folks who don't need a prescription - most people think that > >"you > >can't get polarised prescription sunnies"). Checks should be > >made > >with a borrowed pair to ascertain if you have canopy or > >instrument incompatibility. > > > >4. cleaning is a certain way to introduce fine scratches 8-( > > > >5. glass is the hardest to damage, but not if it is coated as is > >often the case in sunnies > > > >6. a large lens is vital to reduce light hitting the eye > > > >7. keeping light flashes from the side is important (Mike's wrap > >around tints should allow peripheral vision to keep working) > > > >Ol' Eagle Eyes are the first sunnies that I've seen that claim > >to > >address most of these points, especially being big, light brown, > >polarized and prescription. > > > >I am very reluctant to introduce an extra layer to look after, > >clean, and of course look through. > > > >Anyone happily using polarized prescription sunnies out there?? > > > >I, too, have mild astigmatism to contend with. Also detest that > >attitude amongst optometrists that you'll get used to anything! > >If anyone knows of an optometrist in Melbourne who is "aviation > >aware" I would gladly change to him/her! > > > >Thanks for all of your thoughts - most appreciated! > > > >Cheers, > > > >Jim Kelly > > > The Sunwraps(TM) are available in several varieties. > The most popular among pilots are the polarised blue blockers. > They have a > yellow/orange appearance. > > Two sizes, normal and large. > > The are made of polycarbonate so do scratch relatively easily the > polarisation doesn't seem to be extreme and they block most but > not all the > blue which lets your brain at least operate in colour not > monochrome. > > > I also have a pair of prescription Ol Eagle eyes that I am happy > with and > another pair of prescription sunglasses. > > Polarised sunglasses may help by increasing contrast on LCD's (if > the LCD > is organised the right way!). > > My Suntiger clip ons don't get used as I can't operate in > monochrome. > Fields of Salvation Jane don't show very well through Suntigers > but the > Sunwraps let through enough blue to still see blue and purple. > > For those with prescription sunglasses who now need bifocals I > found a > product which sticks on to your existing glases to make them > bifocals. > > Called stick on bifocals. Search for this on Google. They work > very well. > > Mike > > > > > > > > > > > Borgelt Instruments - manufacturers of quality soaring > instruments > phone Int'l + 61 746 355784 > fax Int'l + 61 746 358796 > cellphone Int'l + 61 428 355784 > Int'l + 61 429 355784 > email: [EMAIL PROTECTED] > website: www.borgeltinstruments.com > > _______________________________________________ > Aus-soaring mailing list > [EMAIL PROTECTED] > To check or change subscription details, visit: > http://lists.internode.on.net/mailman/listinfo/aus-soaring > > > _______________________________________________ > Aus-soaring mailing list > [EMAIL PROTECTED] > To check or change subscription details, visit: > http://lists.internode.on.net/mailman/listinfo/aus-soaring > _______________________________________________ Aus-soaring mailing list [EMAIL PROTECTED] To check or change subscription details, visit: http://lists.internode.on.net/mailman/listinfo/aus-soaring
