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  1. Consider an MEI easy fit far superior to every...

    Consider an MEI easy fit far superior to every other machine.
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    Are you trying to HC a tinted poly lens? ...

    Are you trying to HC a tinted poly lens? Generally Poly material does not tint so you HC first then tint. If the lens is fogging in that process it means the HC was not correctly cured.
  3. I found it for you on Amazon. Coitak Butl sealant...

    I found it for you on Amazon. Coitak Butl sealant putty tape. $12.98 for 13 ft.
  4. Sorry but I forgot the name of the putty it came...

    Sorry but I forgot the name of the putty it came in a ribbon with cuts in it so you pull a string off the ribbon. Place the putty around the periphery and push the lens down to seal. I think it was...
  5. Two points to remember the lens will bank against...

    Two points to remember the lens will bank against the outer part of the ring so your blocking diameter will no longer be the ring size. Use putty to seal the ring that is common practice.
  6. First why are you having so many minus bc orders...

    First why are you having so many minus bc orders every day. I would think that you have decided to have minus front to reduce the back curve not a good solution for the wearer.
    Use the convex block...
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    1,874

    Sorry if you took it the wrong way You should...

    Sorry if you took it the wrong way You should talk to the lens designer about your thoughts on this. When you manufacture a free sv lens the prp is not on the lens it is created on the back. When...
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    It will be be thicker on the bottom. You are not...

    It will be be thicker on the bottom. You are not understanding what prism thinning is doing to the lens. There are simple
    technical papers and pictures on line take two minutes and read one of...
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    Prism thinning can be applied to a progressive...

    Prism thinning can be applied to a progressive style or executive style to make the lens thinner. The add portion of both of these lens styles is thinner than the distance portion adding base down...
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    Forgot one more point moving oc away from the...

    Forgot one more point moving oc away from the geometric centric will have an effect on the thickness as well. Moving the oc down to be
    closer to seg is no different than decenter the lens. Of...
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    DRk You 100% correct the problem arose because...

    DRk
    You 100% correct the problem arose because the dispensers did not understand about the need to order the oc placement they did not do this before and did not understand what was going on. If you...
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    Sometimes I think I am having a nightmare...

    Sometimes I think I am having a nightmare reading the replies from some of the opticians. Very similar to the requests I used to get when I owned my own lab. Kudos to Barry S actually knowing what...
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    The prp is usually 4 below for the simple reason...

    The prp is usually 4 below for the simple reason that the vast majority of bifocals when frames where normal size and shape not aviator style or similar had the bifocal 3 or 4 mm below center. This...
  14. If I am understanding your request you do not...

    If I am understanding your request you do not want prism in the reading portion. That is not possible as the prism is on the entire lens whether a seg is present or not.
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    Difficult screws

    Fortunately for me I am retired and don’t have to deal with the day to day problems that come up in an optical lab. One of the most frustrating was not being able to remove a screw that had a...
  16. Thread: Prism PAL

    by Lensman11
    Replies
    14
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    918

    The patient is looking thru the imbalance you see...

    The patient is looking thru the imbalance you see in the lensometer it is just not causing a problem for them. If there is no imbalance at the prp and their is imbalance in the distance that is due...
  17. Thread: Prism PAL

    by Lensman11
    Replies
    14
    Views
    918

    I was on the advisory board of one of the major...

    I was on the advisory board of one of the major Optometry schools at my last meeting when I resigned they decided that teaching lens design was no longer necessary as Optometry was become more...
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    First step is the sizing consistent. Meaning...

    First step is the sizing consistent. Meaning every time is it over and under by the same amount. Is this a problem on every edge type. Are you tracing both eyes or just one. Is the tracing coming...
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    You can always tell if a lens is a digital design...

    You can always tell if a lens is a digital design with your lens clock. Digital will always be spherical on the front except if is camber.
    a moulded progressive that is duplicated digitally will...
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    Free form is the dominate style of lens available...

    Free form is the dominate style of lens available today. The choices are endless as many labs choose to rebrand the designs and put their own engravings on the lenses. An accurate data base is almost...
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    When US made frames where the majority and...

    When US made frames where the majority and Ronsirs Clubman and Sirmounts were the majority of frames with pads they all came with the pointy end facing up. The larger part of the pad was made to rest...
  22. Thread: Rant

    by Lensman11
    Replies
    30
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    1,868

    A license is meant to protect the public from...

    A license is meant to protect the public from untrained people in any profession. Having a license never guarantees the level of competency just that you passed some kind of test to show you have...
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    MEB Who Is forcing you not to do something you...

    MEB
    Who Is forcing you not to do something you said you can do it yourself. I guess having to pay for the redo when it didn’t meet the incorrect request of the customer is what is stopping you.
    If...
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    Amen Lensmanmd. You are 100% correct. All...

    Amen Lensmanmd. You are 100% correct. All warranties should be eliminated unless the retailer wants to cover the cost and we know that will never happen.
  25. Thread: Rant

    by Lensman11
    Replies
    30
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    1,868

    Poorly trained opticians are nothing new. When I...

    Poorly trained opticians are nothing new. When I owned a wholesale lab we used put on a bulletinboard the ridiculous things customers would order or request. This brings to mind one of my favorites....
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