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  1. Replies
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    6,855

    cheers!

    cheers!
  2. Replies
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    7,019

    I’ve seen more hard coats break down lately due...

    I’ve seen more hard coats break down lately due to cleaning with harsh chemicals. All because of COVID!
  3. Replies
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    1,856

    Hi Diane. Welcome to optiboard! Check with...

    Hi Diane. Welcome to optiboard! Check with https://precisiontooltech.com/optical-catalog/#page=117
  4. Replies
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    1,770

    I don"t believe a polar grey B exist. I would...

    I don"t believe a polar grey B exist. I would tint the A darker.
  5. Replies
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    3,464

    It's always a nightmare to switch over to ANY new...

    It's always a nightmare to switch over to ANY new system. Good or bad.
  6. Thread: need help !

    by mshimp
    Replies
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    4,918

    I agree with tallboy.

    I agree with tallboy.
  7. Thread: Inducing prism?

    by mshimp
    Replies
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    7,021

    OK I exaggerated. However you would never use a...

    OK I exaggerated. However you would never use a finished lens with this prism amount. Also weaker powers don't adhere to Prentice Rule perfectly. Hence it's a "rule"and not a "law".
  8. Thread: Inducing prism?

    by mshimp
    Replies
    10
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    7,021

    You could decenter a finished .25 all day long...

    You could decenter a finished .25 all day long and never get to a 1.5 prism! Even if you had a 500mm finished blank.
  9. Thread: VSP Question?

    by mshimp
    Replies
    3
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    2,083

    Take it out of network.

    Take it out of network.
  10. Replies
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    7,478

    Not that I'm aware of.

    Not that I'm aware of.
  11. Replies
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    4,572

    Is there such a thing as "transitions" paint....

    Is there such a thing as "transitions" paint. That would be a cool concept!
  12. Replies
    13
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    6,777

    over plussed . no need for hi 1.67

    over plussed . no need for hi 1.67
  13. Replies
    8
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    3,508

    younger optical. Vision ease makes 24mm round.

    younger optical. Vision ease makes 24mm round.
  14. Replies
    15
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    13,742

    Still available??????

    Still available??????
  15. Replies
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    13,742

    what kind of cylinder machines?

    what kind of cylinder machines?
  16. Replies
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    13,742

    Send me pics. mshimp7@yahoo.com

    Send me pics. mshimp7@yahoo.com
  17. Keep the lid open at night. The moister can get...

    Keep the lid open at night. The moister can get trapped and force its way into the spindle bearings.
  18. Replies
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    5,937

    Its whatever looks good and fits good. Be honest....

    Its whatever looks good and fits good. Be honest. If something looks terrible on them, tell them. Learn the basic rules and then break them when you want.
  19. Thread: Star Wars

    by mshimp
    Replies
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    13,803

    Thursday night midnight showing!

    Thursday night midnight showing!
  20. Replies
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    6,679

    Wrong.

    Wrong.
  21. Replies
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    6,679

    I would keep it within 3 or 4mm below the pupil...

    I would keep it within 3 or 4mm below the pupil unless it is aspheric. Depends on the pantoscopic tilt.
  22. This is the norm for systems to combine...

    This is the norm for systems to combine prescribed and prism thinning together. Programs can be configured to reduce the amount of prism thinning and also the max. amount of prism thinning used.
  23. Thread: Rx compensator

    by mshimp
    Replies
    8
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    4,053

    Whatever happened to the rxcalculator by Daryl...

    Whatever happened to the rxcalculator by Daryl Meister. Not the opticampus one.
  24. Thread: Rx compensator

    by mshimp
    Replies
    8
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    4,053

    I thought the higher the power the more base in...

    I thought the higher the power the more base in prism would be needed and not totally dependent on the "wrap" itself.
  25. Thread: Rx compensator

    by mshimp
    Replies
    8
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    4,053

    The only problem with opticampus program is that...

    The only problem with opticampus program is that it does not calculate the base in prism needed for wrap compensations.
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