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  1. Replies
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    Fran Zappa - Montana 1974 Poo-poo ta-na-nah ...

    Fran Zappa - Montana 1974

    Poo-poo ta-na-nah

    With George Duke...and more!


    https://www.youtube.com/watch?v=DmcYTShN4Fk
  2. Yes. SOP for monocular vision in my book. Here's...

    Yes. SOP for monocular vision in my book. Here's a nice visual representation of the scotoma, and how the vision is in, then out due to the scotoma, then back in with an additional head turn.
  3. Hi K, Right before the pandemic- age 25 with...

    Hi K,

    Right before the pandemic- age 25 with congenital aphakia, which is about all we'll see nowadays. Same scenario as the above- he said they were the first pair of eyeglasses that were...
  4. My bold. High index (low Abbe) lenses at this...

    My bold.

    High index (low Abbe) lenses at this power will have about .3∆ of lateral (transverse) chromaticism at 15˚/8mm off-axis, and .6∆ @ 30˚/15mm, too much for usable near vision in a...
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    Eric Clapton - Hard Times 1989 ...

    Eric Clapton - Hard Times 1989


    https://www.youtube.com/watch?v=dH7c2RQlmUM
  6. I was hoping you would see this. The...

    I was hoping you would see this. The overachieving Norwegian who made this ethereal video used a 7.1" refractor and a 2003 webcam!
  7. Saturn Reappears After Occultation by the Moon

    For astronomers, photographers, and dark sky fans.

    Circa 2007.


    https://www.youtube.com/watch?v=LYJsjAmzw2c
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    John Lennon - Mother 1972 ...

    John Lennon - Mother 1972


    https://www.youtube.com/watch?v=mwTJdibgh9k
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    Ray Davies - Apeman 2010 (1970) ...

    Ray Davies - Apeman 2010 (1970)


    https://www.youtube.com/watch?v=zH2UkTmM0Kw

    https://www.youtube.com/watch?v=ZCQ3jiGJCB4
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    Josh Turner - Carson McKee - And Your Bird Can...

    Josh Turner - Carson McKee - And Your Bird Can Sing 2020

    One of my favorite Lennon compositions, with extemely well crafted harmony lead guitars by McCartney and Harrison, copied fairly well here...
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    We received a few extras when we saw the movie at...

    We received a few extras when we saw the movie at Oriental Theater. No bunny farts here, let me tell you!

    Robert
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    Booker T. & the M.G.'s - Green Onions 1968 ...

    Booker T. & the M.G.'s - Green Onions 1968


    https://www.youtube.com/watch?v=BvZVcrLbj58

    Al Jackson Jr. showing the snare who's the boss.
  13. Prism angle, not thickness. ...

    Prism angle, not thickness.

    https://www.2020mag.com/ce/the-spectrum-of-prism-part
  14. No, just to align the segment with the position...

    No, just to align the segment with the position of the convergent near-eye gaze, eliminating induced prism caused by an improperly positioned segment.



    Yeah, but even the better semi-finished...
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    What's invisible and smells like carrots?

    What's invisible and smells like carrots?
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    https://www.youtube.com/watch?v=BQI2dIpHDkQ

    https://www.youtube.com/watch?v=BQI2dIpHDkQ
  17. dima, We aim to please. Chris, How did...

    dima,

    We aim to please.

    Chris,

    How did Walman let you retire? Who does Norb have to talk to now when the going gets tough?

    I was thinking along the lines of using excessive inset to...
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    Tony Joe White - Polk Salad Annie 1969 Poke...

    Tony Joe White - Polk Salad Annie 1969

    Poke sallet.


    https://www.youtube.com/watch?v=NEa-te9-O4E
  19. Yup. More info on segmented multifocals: ...

    Yup.

    More info on segmented multifocals:

    https://www.aao.org/bcscsnippetdetail.aspx?id=44e1a081-f29d-430a-9da7-50e55cca7d65

    Extra credit:

    Note that in hyperopia, base out prism is induced...
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    The golden years. Finding a good physician is...

    The golden years.

    Finding a good physician is analogous to striking gold, and don't let them retire when you do.

    Cheers on the quick rehab, hoping you have a nice long stretch of good health...
  21. Yes, or let the pt. dial it down until accepted....

    Yes, or let the pt. dial it down until accepted. Or try no eyeglasses for distance, and try OTCs for near.

    I wonder if she's bilateral or unilateral, VAs, work and hobby history, etc.

    I'd do...
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    https://www.youtube.com/watch?v=IItg48luIc8 On...

    https://www.youtube.com/watch?v=IItg48luIc8

    On a more serious note, at these powers (>±7 D) the surface design must be aspheric/atoric to achieve best form (minimal oblique astigmatism and mean...
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    Visually impaired mus musculus, Supply a...

    Visually impaired mus musculus,

    Supply a separate pair. Refract (phoropter or trial frame) work distances- monitor distance on the top, add for desk/reading. Workaround- plus Chemistrie Clip over...
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    Neighborhood Picnic Band - Ghost Riders in the...

    Neighborhood Picnic Band - Ghost Riders in the Sky 2018


    https://www.youtube.com/watch?v=qgVKQT1_76A
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    Fogerty and Gibbons - Tour Promo 2018 ...

    Fogerty and Gibbons - Tour Promo 2018


    https://www.youtube.com/watch?v=X7uGd-8p_gw
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