Search:

Type: Posts; User: lensmanmd; Keyword(s):

Page 1 of 20 1 2 3 4

Search: Search took 0.14 seconds.

  1. Replies
    2
    Views
    58

    Clamp motor needs to be replaced

    Clamp motor needs to be replaced
  2. Replies
    14
    Views
    486

    Design. If you have access to IOT, I would...

    Design. If you have access to IOT, I would suggest the Ultimate B or Ultimate Mobile.
  3. Replies
    14
    Views
    486

    Except, short corridors do not help with...

    Except, short corridors do not help with intermediate vision. The OP was specific about intermediate vision.
  4. Replies
    21
    Views
    782

    There’s this phenomenon called night myopia,...

    There’s this phenomenon called night myopia, where the average wearer “supposedly” benefits from a -.25 correction for low light. Or the pupil dilation under low light that a specific AR can...
  5. Replies
    9
    Views
    564

    That is a genuine WTAF moment. I’ve seen plenty...

    That is a genuine WTAF moment. I’ve seen plenty of bat sh1t crazy in my optical career. Nothing like this.
  6. Replies
    12
    Views
    1,141

    All due respect. I disagree. I own multiple...

    All due respect. I disagree. I own multiple OVVOs and have never had problems with them.

    Flexon is a huge sector of our business, and I see warranty redos more than I care for. Marchon is...
  7. Replies
    11
    Views
    671

    I would expect it is. He’s expecting his PAL to...

    I would expect it is. He’s expecting his PAL to work the same as his occupational PAL. It never will. Heaven forbid when his add changes by 1/2D, and the corridor narrows more.
  8. Replies
    11
    Views
    671

    I was going to stay out of this, but….. Patient...

    I was going to stay out of this, but…..
    Patient is a habitual specialty lens wearer wanting a PAL to try to do the same. Even with an intermediate biased design, this is a lose/lose situation. ...
  9. Replies
    15
    Views
    1,041

    Urban Cowboy line of eyewear….

    Urban Cowboy line of eyewear….
  10. Replies
    7
    Views
    568

    Common practice w/compensated FF wraps. Not so...

    Common practice w/compensated FF wraps. Not so common with traditional toric grinds.
  11. Thread: Trivex

    by lensmanmd
    Replies
    56
    Views
    14,616

    I’ve decided to stay out of this conversation, as...

    I’ve decided to stay out of this conversation, as I’ve seen many “personal preference” responses. This is my final addition to this thread.

    Just know this. TVX can become less impact resistant...
  12. Replies
    7
    Views
    568

    We would grind the required prism without...

    We would grind the required prism without compensating for PD.
    And yes, no FF, just a traditional molded pal.
  13. Thread: Trivex

    by lensmanmd
    Replies
    56
    Views
    14,616

    All the haters out there……Poly was crap when it...

    All the haters out there……Poly was crap when it was introduced as a lens option. Then came CDs. This is when poly cleaned up it’s act, and has improved as an optical material.
    The cost/benefit...
  14. Replies
    150
    Views
    366,363

    Important: It is a good line, but the A/B ratio sucks for...

    It is a good line, but the A/B ratio sucks for anything requiring 6BC or higher.
  15. This is just sad. I’m an audiophile. S/N is the...

    This is just sad. I’m an audiophile. S/N is the holy grail for audio. Components. Bass traps. Near field reflection control. Tuning. Speaker placement. I employ a 1/3 octave spectrum analyzer...
  16. Replies
    2
    Views
    360

    Simple answer? No. Not until the cataract(s)...

    Simple answer? No. Not until the cataract(s) are removed. This is not a lens material issue.
  17. Replies
    5
    Views
    1,710

    1. Pricing does depend on contracts/business...

    1. Pricing does depend on contracts/business size.
    2. Your Briot blocker is useless for the NBL. The NBL is a no block solution. You won’t need a lensmeter, either.
    3. It’s faster than...
  18. Thread: Pen for AR

    by lensmanmd
    Replies
    9
    Views
    918

    +1 not an oleo/hydro coating that smudges it. ...

    +1

    not an oleo/hydro coating that smudges it. Ever.
  19. Replies
    17
    Views
    1,062

    Specific gravity, my friend, not index of...

    Specific gravity, my friend, not index of refraction.
    That said, decentration due to frame size can negate specific gravity savings due to added thickness. It's a delicate balance.
  20. Replies
    23
    Views
    1,802

    As i am packing for my trip to New York.............

    As i am packing for my trip to New York..........

    Some of us have such limited space, that we cannot add more coaters. Imagine squeezing 2 FF lines, 6 edgers, 2 coaters and 2 Fusions in a 3000 sq...
  21. Replies
    17
    Views
    1,062

    Which is heavier? 1. A pound of a.) feathers...

    Which is heavier?

    1. A pound of a.) feathers or a pound of b.) lead? Both are 1 lb

    2. A dice-sized chunk of a.) trivex or b.) polycarbonate? B

    3. A kid who is +9.00 in a.) polycarbonate or...
  22. Replies
    23
    Views
    1,802

    Please temper this with CR39……We, labs, have to...

    Please temper this with CR39……We, labs, have to choose between HC for AR vs tints. Most tintable HCs don’t play well w/AR. Most AR compatible HCs don’t tint well.
  23. Replies
    11
    Views
    3,804

    Most modern edgers can countersink via notches,...

    Most modern edgers can countersink via notches, plus, extended bushings are also available for compression fits. I’ve had to do this more often than I should.
  24. Replies
    2
    Views
    423

    The information that you may be looking for can...

    The information that you may be looking for can be found at https://www.2020mag.com/Pro-to-Pro/IOT/Scientific-Papers-and-Posters/

    And here ...
  25. Replies
    16
    Views
    1,938

    For average POW RXs, vertex is the least effect...

    For average POW RXs, vertex is the least effect measurement. Instead, panoramic angle/wrap/frame form and panto are more effective.
    Most RXs that would benefit from FF are generally out of range...
Results 1 to 25 of 500
Page 1 of 20 1 2 3 4