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  1. As optical 24/7 says, that is the thickness 27 mm...

    As optical 24/7 says, that is the thickness 27 mm from OC - which is to say straight down to the bottom edge, but not to, say, the lower temple corner - that would be more than 27 mm from the OC...
  2. First of all, the effect would be seen along the...

    First of all, the effect would be seen along the vertical, whereas the thickness on the horizontal is more commonly the big issue. But you can dot the position of the proposed OC, measure the...
  3. Thread: Tumblers

    by finefocus
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    And when cellulose nitrate was found to be a...

    And when cellulose nitrate was found to be a dramatically bad idea, the moniker of "zyle" was transferred right over to cellulose acetate.
  4. For the benefit of less-experienced opticians,...

    For the benefit of less-experienced opticians, who may not have seen much Optyl, you heat it until it feels boneless, soft and very pliable. Bend it to any shape, let it air-cool, and it will hold...
  5. So this isn't Optyl, but if it were you would use...

    So this isn't Optyl, but if it were you would use lots and lots of heat, not a little.
  6. [QUOTE=drk;554519]My optician asked a good...

    [QUOTE=drk;554519]My optician asked a good question, and I think I gave the right answer. But I thought it would be a good brain exercise for Optiboard.


    Q: What is the benefit of "digital"...
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    Important: I'm bumping this again, looking for anybody who...

    I'm bumping this again, looking for anybody who might volunteer for our Chico clinic (mainly for Camp Fire victims from Paradise). August 3rd and 4th, with a couple of days before to set up...
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    Important: Good to hear, GAgirl. What group are you going to...

    Good to hear, GAgirl. What group are you going to help, and where is the clinic? I hope you have a lot of fun; maybe you can join us also sometime.
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    Important: Lori, so nice to know I'll see you again Fred

    Lori, so nice to know I'll see you again
    Fred
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    Important: We demand that anyone who can reach Coachella in...

    We demand that anyone who can reach Coachella in 16 hours driving time or less, show up; it may be that having to fly in from Saudi Arabia will get you a pass. Thanks for the thought anyway.
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    Important: Time for me to bump this again - this year's...

    Time for me to bump this again - this year's Coachella clinic will be March 22-24 at the Riverside County Fairgrounds (actually in Indio). If you can make it, we would really like to see you. Can...
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    Any chance that your measurements are with "table...

    Any chance that your measurements are with "table posture"? You induce "normal" posture by controlling the patients chin angle while seated, when the patient actually is a chin-up kind of person....
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    Will these lenses tint edge-to-edge (making you...

    Will these lenses tint edge-to-edge (making you look like you've had some really good drugs), or in an iris-sized spot like cosmetic contacts (leaving the limbus uncovered)? Will the activation be...
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    Important: Thank you - hope to see you there!

    Thank you - hope to see you there!
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    Important: Thank you - we'll see you in Coachella in March,...

    Thank you - we'll see you in Coachella in March, I hope. The website ( CaliforniaCareForce.org ) has the details. It's great fun, and genuinely useful to humanity.
  16. Does the 2-to-1 rule apply the same with freeform...

    Does the 2-to-1 rule apply the same with freeform sv? Since the specified oc placement is usually pupil-high, does that mean the frame cannot be fitted with any panto (or retro) at all?
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    Important: Thanks to Shawn and Lori who really helped us to...

    Thanks to Shawn and Lori who really helped us to help a lot of people.
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    Speaking of down the road --- I was asked by a...

    Speaking of down the road --- I was asked by a patient today how long I've been doing this --- (gasp) first dispensing job 50 years ago next month --- but I still don't realize I'm not young anymore.
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    Important: Thanks, your timing is superb - we'll be in...

    Thanks, your timing is superb - we'll be in Sacramento (at Cal Expo) Sept 22,23,24. Check the website (californiacareforce.org) for more detail and a signup page.
    Hope we get to see you!
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    Important: Thanks for the kind thought. By the way, our...

    Thanks for the kind thought. By the way, our best guy (John Weis) comes from St. Louis for clinics. If California is too far, look into Remote Area Medical (our original parent group) - they have...
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    [QUOTE=finefocus;535839]And the newer tech still...

    [QUOTE=finefocus;535839]And the newer tech still doesn't change anything except the toolbox we have to manage the side effects of vision correction. The finer the tools, the more expertise is...
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    And the newer tech still doesn't change anything...

    And the newer tech still doesn't change anything except the toolbox we have to manage the side effects of vision correction. The finer the tools, the more expertise is required to get the benefits...
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    Physics haven't changed; this is all about the...

    Physics haven't changed; this is all about the business environment. Must we bow to those who would cheapen (in the several senses) our world?
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    And if we were Refracting Opticians, wouldn't we...

    And if we were Refracting Opticians, wouldn't we get the same resulting Rx, and wouldn't we still have the same question when we inspect the finished product? Can I accept 5 or 10 degrees off axis,...
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    "Do eyewear standards still matter...."

    Who has read this article in 20/20 magazine? I may be guilty of misinterpreting "close enough" and "getting a smart balance of vision and value".
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