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  1. Replies
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    Well duh, a 100% effective polarizer ALWAYS looks...

    Well duh, a 100% effective polarizer ALWAYS looks AT LEAST half-dark(when viewing unpolarized light). I couldn't help unplain-speaking it.

    Who wants grey A? I don't know. I have only ever used...
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    Not really how I would word it but it sounds...

    Not really how I would word it but it sounds right. I think I would say the maximum VLT of an perfectly polarized lens(linear polarizer) is 50%. Obviously it can be tinted darker to whatever VLT less...
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    This is true for VANTAGE lenses. They are only as...

    This is true for VANTAGE lenses. They are only as effective as they are dark. Something about the tinting process aligning the polarization media/crystals/magic particles in the lens.

    An ideal...
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    Or don't, since it is obviously wrong...

    Or don't, since it is obviously wrong...
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    They'll be asking for those "new" drop temple...

    They'll be asking for those "new" drop temple frames soon as their favorite ista/tiktoker wears one. Probably in a blue rose gradient. The younger crowd(thankfully not my demo) is always going to go...
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    You should be able to get just about any spheric...

    You should be able to get just about any spheric front freeform PAL in polar brown or grey, call your lab and see what they have.
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    I think the thread content seems lacking for a...

    I think the thread content seems lacking for a HOF thread...
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    Will it never end? What exact lens properties are...

    Will it never end? What exact lens properties are you going to compare to other manufacturers? How would you like them compared? How will you show their worth? What part and how much blue light...
  9. Replies
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    I don't understand. The entire purpose of...

    I don't understand. The entire purpose of aspheric lenses(outside of necessity for high plus) is to make flatter lenses with comparable performance to best form lenses. Of course they default to...
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    The second half gave me a good chuckle doc,...

    The second half gave me a good chuckle doc, thanks. I try not to bash people's choice to use poly too much, but I just don't understand it's purpose.
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    And the other players, ODs and MDs who randomly...

    And the other players, ODs and MDs who randomly just write FL-41 on an RX with absolutely no other information or instructions of what they want. No explanation to the patients. They just expect me...
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    No way Roy isn't a consumer. Wouldn't it be...

    No way Roy isn't a consumer.

    Wouldn't it be nice if there were trained knowledgeable professionals that could do this sort of thing? (though I don't consider AR coating an option). I'm not really...
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    Is the patients name Roy and are they from Oregon?

    Is the patients name Roy and are they from Oregon?
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    I don't really have a dog in this fight. But it...

    I don't really have a dog in this fight. But it always raised red flags for me when a proprietary thing is recommended by, sold by, and has efficacy claimed by the same group, company, or person. Oh...
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    https://epic.thevisioncouncil.org/ This is the...

    https://epic.thevisioncouncil.org/ This is the best available online. But there will be a ton of private label lenses that won't be in there.
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    You want to block 100% of light up to what?...

    You want to block 100% of light up to what? 520nm? That is going to be a very strongly tinted lens. There is a whole lot of things that don't make sense in your question.
  17. Thread: Cheaters

    by Kwill212
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    Ding, ding ding. If you are going to go cheap, go...

    Ding, ding ding. If you are going to go cheap, go all out and get as much margin as you can.
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    I think most don't do it by default and it does...

    I think most don't do it by default and it does need to be a rather unique fitting and power to make it worth doing.
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    Minus lenses can be prism thinned and do benefit...

    Minus lenses can be prism thinned and do benefit in certain situations. I moderate to high minus power with a low fitting height can be thinned with base down and a high fitting height with base up. ...
  20. Sounds like the perfect government program. How...

    Sounds like the perfect government program. How to turn a $100 dollar pair of glasses into an $800 dollar pair of glasses.
  21. The problem with a flat dollar amount like an...

    The problem with a flat dollar amount like an $800 dollar prepaid card for glasses is that providers will try and figure out how to get as much of that $800 dollars as possible. Cheapest frames and...
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    Uh no. There are plenty of indy labs. This sound...

    Uh no. There are plenty of indy labs. This sound a like an ad for ABB Optical.
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    It did actually. It was for the OD that worked...

    It did actually. It was for the OD that worked for me.
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    Yup. Kodak called it the "anti-fatigue lens"....

    Yup. Kodak called it the "anti-fatigue lens". Base in near only progressive. I used it for a grand total of 1 patient ever.
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    Well you would need to know exactly what range of...

    Well you would need to know exactly what range of wavelengths cause Transitions to react, I don't. We all know it UV causes is it to react, but does it stop at 350-380-400nm? Then you would need to...
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