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Thread: Computer lens ?

  1. #1
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    Computer lens ?

    I need some info on which computer lens to order.

    Dr. specified Rx:

    OD +1.50 -1.00 x 15
    OS +1.50 -0.75 x 175 int power

    Add +2.00

    Ordered Access low power. Too strong intermediate. Dr. said to use a standard? progressive lens. Unfortunately the is an insurance job-VSP and I am trying to keep the cost low and yet satisfy pt and Dr. I wear Shamir office but do not have access thru lab on this. I believe my choices thru the lab are Sola or Essilor products. Got this handed to me after 5 pm friday so I couldn't call lab for my options. Looking forward to your opinions.

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    The Man, The Myth, The Legend OptiBoard Gold Supporter Fezz's Avatar
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    How about a FT-35?

    I do way more of these than any of the progressive type computer lenses.
    The Man, The Myth, The Legend,

    Fezz
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    registeredoptician Refractingoptician.com's Avatar
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    Quote Originally Posted by Fezz View Post
    How about a FT-35?

    I do way more of these than any of the progressive type computer lenses.
    I use FT-28's but WOW a FT-35 ? I would never have thought of using such a hi-tech lens .

    Ft-28's work great !

  4. #4
    The Man, The Myth, The Legend OptiBoard Gold Supporter Fezz's Avatar
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    I even get really crazy and use a FT-45 at times!

    Thank you Younger!

    Oh yeah....I'm RAD-ical!

    :cheers::cheers::cheers:
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    Fezz
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  5. #5
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    FT's would work but Dr. and pt. want no line.

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    OptiBoard Professional OptiBoard Silver Supporter RT's Avatar
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    Hoya Tact, because it comes in conventional add powers, would be the most flexible computer lens. Tact would allow you to get the near and intermediate powers you want, and not be limited to 2 or 3 relative add powers.
    RT

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    Tell the patient and the good doctor that there is no reason to hide the patient's age and maintain sex appeal (the purpose of no-lines) at the sacrifice of vision on the job and at the computer.
    Have we lost all our common sense for fashion?
    "The trouble with America is Them! A. Bunker

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    Master OptiBoarder snowmonster's Avatar
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    If you're stuck with those options, just add minus to the distance power you originally ordered. Should move the intermediate range out a little further. Wouldn't hurt to hold trial lenses over the patient, but if you can't get them back in, just jack up the distance Rx you ordered it off of up about -0.75 or so. Still, better to do the trial lens routine.

    I've found we have fewer remakes like this with the Office lens, perhaps because there are 4 different add powers available?
    -Steve

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    rodenstock office

    If you can find It I have had success with Rodenstock office in the past

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    Quote Originally Posted by kgs113 View Post
    I need some info on which computer lens to order.

    Dr. specified Rx:

    OD +1.50 -1.00 x 15
    OS +1.50 -0.75 x 175 int power

    Add +2.00

    Ordered Access low power. Too strong intermediate. Dr. said to use a standard?
    With this add power the Access high power would be a better choice and give a weaker intermediate.

  11. #11
    Always Learning OptiBoard Bronze Supporter
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    Quote Originally Posted by kgs113 View Post
    I need some info on which computer lens to order.

    Dr. specified Rx:

    OD +1.50 -1.00 x 15
    OS +1.50 -0.75 x 175 int power

    Add +2.00

    Ordered Access low power. Too strong intermediate. Dr. said to use a standard? progressive lens. Unfortunately the is an insurance job-VSP and I am trying to keep the cost low and yet satisfy pt and Dr. I wear Shamir office but do not have access thru lab on this. I believe my choices thru the lab are Sola or Essilor products. Got this handed to me after 5 pm friday so I couldn't call lab for my options. Looking forward to your opinions.
    The RX is Rt PL -1.00 x 15 Lt PL -.75 x 175 Add +2.00, right? Ok, then the work distance must be about 20"- sounds like a lap top sitting on the desk. I would consider SV using the power above (+1.50 of the normal Add). Downside would be a soft focus at normal reading distances. If the work distance can be shortened a few inches then there will be more reading/desktop utility using +1.75 of the Add. Otherwise consider a ST with a +.50 Add (I believe Vision Ease still makes one). I'm not aware of a PAL with a +.50 Add. Make sure that the client has actually measured the work distance!
    Robert Martellaro
    Roberts Optical Ltd.
    Wauwatosa Wi.
    www.roberts-optical.com/
    ~~~~~~~~~~~~~~~~~~
    "An expert is a person who has made all the mistakes that can be made in a very narrow field."
    - Niels Bohr

  12. #12
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    I don't have the Rx in front of me but I think dx was about +.75 and did not wear. The powers indicated are exactly what the Dr. requested.
    I was thinking that the high power was the way to go.

    Thanks for the input!

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    Always Learning OptiBoard Bronze Supporter
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    Quote Originally Posted by kgs113 View Post
    I don't have the Rx in front of me but I think dx was about +.75 and did not wear. The powers indicated are exactly what the Dr. requested.
    I was thinking that the high power was the way to go.

    Thanks for the input!
    That makes the Rx Rt +.75 -1.00 x 15 Lt +.75 -.75 x 175 Add +2.00. So, the doc wants +.75 of the Add for the work distance, with the remaining +1.25 Add for near. If the +2.00 Add is for 16", then the +.75 added to the distance implies a work distance in the low to mid 30" range. I don't think you can get that with the "office" type lenses, and still have a normal 16" reading distance on the downgaze. If segmented multifocals are off the table, and the client needs to keep the cost to a minimum, then your only other choice is to use a very inexpensive PAL (naked cr39 VIP, Super No-line, etc.).
    Robert Martellaro
    Roberts Optical Ltd.
    Wauwatosa Wi.
    www.roberts-optical.com/
    ~~~~~~~~~~~~~~~~~~
    "An expert is a person who has made all the mistakes that can be made in a very narrow field."
    - Niels Bohr

  14. #14
    Enjoying the education drk's Avatar
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    Quote Originally Posted by Happylady View Post
    With this add power the Access high power would be a better choice and give a weaker intermediate.
    bingo

  15. #15
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    what is his rx for distance and reading(normal rx)? Just making sure the Doc Did his job right.

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    OptiBoard Professional OptiBoard Silver Supporter RT's Avatar
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    This thread validates some of what Barry Santini has been saying...the difference between what some of these solutions provides for near and intermediate yields power "errors" that are greater than allowable power tolerances under ANSI.
    RT

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