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    Juno, Nothing since Essilor's 20th century...

    Juno,

    Nothing since Essilor's 20th century Overview.

    Someone might have software for a double blended that can be generated on a free-form machine, but watch for an excessively wide blend zone...
  2. https://www.leica-eyecare.com/en/variovid-volterra...

    https://www.leica-eyecare.com/en/variovid-volterra-silmo-dor-2019/

    Try a patent search.



    The state of art for unwanted astigmatism is about 1.50 DC per 2.00 D of add power. That may be the...
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    Jeff Beck Group - Going Down 1972 ...

    Jeff Beck Group - Going Down 1972


    https://www.youtube.com/watch?v=s5ID15mv0gA
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    Wear at your own risk. “Trout did another...

    Wear at your own risk.

    “Trout did another thing which some people might have considered eccentric: he called mirrors leaks. It amused him to pretend that mirrors were holes between two universes....
  5. Welcome to OB. These are mostly archaic...

    Welcome to OB.

    These are mostly archaic designs, but it shows us methodology and what to look for in PAL performance.
    ...
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    Rory Gallagher - Laundromat 1971 ...

    Rory Gallagher - Laundromat 1971


    https://www.youtube.com/watch?v=qp8iB9rraYE
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    Cool. Southern Wisconsin is loaded with...

    Cool. Southern Wisconsin is loaded with medical/research MDs and PHDs with the Medical College in Wauwatosa, and UW Hospitals in Madison.


    1) The Comfort2/New Comfort isn't available in Trivex. ...
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    Roosevelt Sykes - Sweet Old Chicago mid 60's ...

    Roosevelt Sykes - Sweet Old Chicago mid 60's


    https://www.youtube.com/watch?v=3GmRba-g9tA

    https://rateyourmusic.com/release/single/roosevelt_sykes/sweet_old_chicago___blood_stains/
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    Spread the word. The the prism was 6 ∆ total-...

    Spread the word.

    The the prism was 6 ∆ total- very manageable when split. I used Trivex in a progressive (Physio traditionally surfaced). As expected, the pupil heights were unequal at 22/19, 2mm...
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    Sagging Eye Syndrome

    My client was post-IOL with subsequent diplopia, diagnosed as 4th nerve palsy (CT not MRI due to metal in ear) and was referred to a surgeon. Second opinion from neuro-ophthalmologist found Sagging...
  11. I got it from D. Meister. Paste this into you...

    I got it from D. Meister. Paste this into you favorite search engine: "cosmesis" spectacle lenses.

    It's a bit of a ten dollar word, but it seems to be common in the ophthalmic community.

    Best...
  12. It's the "look good" part of the ophthalmic...

    It's the "look good" part of the ophthalmic optics battle between cosmesis and functionality.


    https://www.youtube.com/watch?v=J0RTD7250II
  13. Hi Dima. That would work, however the best...

    Hi Dima.

    That would work, however the best form base curve of a spherical surface design and a high refractive index material for a high myope (in this case about -8.00 D) is probably close to +6...
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    Peter Paul and Mary - The Times They Are...

    Peter Paul and Mary - The Times They Are a-Changin' 1964


    https://www.youtube.com/watch?v=5dcaSCYnvtY
  15. Probably due to prism thinning. Rare at this...

    Probably due to prism thinning. Rare at this power and predicted (roughly 2∆) of prism. Somebody posted a few weeks ago that their lab added 4∆ of prism thinning, which is an error, and could cause...
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    Manfred Manns Earth Band - Father Of Day, Father...

    Manfred Manns Earth Band - Father Of Day, Father Of Night 1973

    Who hasn't hit the hay at 3 am when this song was playing in the background?


    https://www.youtube.com/watch?v=jlEX6cTTE7M
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    Welcome to OB. Are the lenses coated? ...

    Welcome to OB.

    Are the lenses coated?

    Hypersensitive. There's about 2 D of unwanted astigmatism over a good part of a progressive lens (just for some perspective). Same reflection problem with...
  18. Protective Eyewear and Eyeglasses for the Visually Impared

    I caught part of this between clients. Good discussion for both apprentices and experts (balance lenses, IOL post-op, task eyeglasses, etc.).

    https://www.wpr.org/shows/avoiding-eye-injuries
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    Eighths and a little base in or out prism to sink...

    Eighths and a little base in or out prism to sink their apprentice teeth into, when appropriate.

    +1, including the case of beer and fatty.
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    We love the easy answer (read the citations and...

    We love the easy answer (read the citations and follow the money).
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    Bobby King - Chain Gang 1987 ...

    Bobby King - Chain Gang 1987


    https://www.youtube.com/watch?v=dqW3zGeeIUU
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    I believe the OP was looking for the sphere power...

    I believe the OP was looking for the sphere power tolerance. For example, -3.00 -2.00 x 180. The older recommendations asked for the power in the strongest meridian, -5.00, the newer standards...
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    Fresh Air - Working Class Hero 1971 ...

    Fresh Air - Working Class Hero 1971


    https://www.youtube.com/watch?v=C3QiBGnij3g

    https://www.youtube.com/watch?v=w_7_lEOaU10

    This version is an outtake from the John Lennon/Plastic Ono Band...
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    You're welcome. I noticed that the explanation...

    You're welcome.

    I noticed that the explanation given for relaxing the axis recommendations for low cylinder powers was due, at least in part, to a "Focimeter Error for Cylinder Axis" study by G....
  25. Thanks for the update. Tough case. Hopefully the...

    Thanks for the update. Tough case. Hopefully the prism is for a phoria, and not for vertical imbalance.

    Best regards,

    Robert Martellaro
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