Search:

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

Page 1 of 2 1 2

Search: Search took 0.09 seconds.

  1. Replies
    14
    Views
    1,439

    The best option is a water recycling system with...

    The best option is a water recycling system with filter.
    It is more ecological and money saver for water.
  2. Replies
    4
    Views
    988

    :smile:

    :smile:
  3. Replies
    4
    Views
    988

    Hi tallboy, hoya use a custom formula of...

    Hi tallboy,

    hoya use a custom formula of trivex that is a very very little different from the original trilogy/nxt/other.

    the downside is a lower abbe (43 vs 45 so not really matter)
    the...
  4. Replies
    11
    Views
    1,552

    I think is Like this: For single vision You...

    I think is Like this:
    For single vision
    You have to avoid prism over 0.33 vertical and/or 0.67 horizontal

    Even if the prism is less you have to not wrong the position of optical center more...
  5. I cannot find it on google :smile: but thanks...

    I cannot find it on google :smile: but thanks anyway
  6. Replies
    37
    Views
    6,931

    this machine is awesome I tried it at mido. ...

    this machine is awesome I tried it at mido.

    and what about qmx 3????? comparison?
  7. Thread: Grrrr

    by dima
    Replies
    14
    Views
    1,975

    But...... years ago an "licensed optician" wants...

    But...... years ago an "licensed optician" wants sell me for a regular frame (53/17 frame pd 67) a 1.67 single vision transitions...

    My precription is -2 cyl-1.5..... so.... WTF....I take 1.5 or...
  8. this "friend" can use it "like" a retinoscope he...

    this "friend" can use it "like" a retinoscope he can use it for objective refractions in alternative to retinoscope when it is not avaiable.

    he put lateral to the patient and see the shadow.. like...
  9. Replies
    0
    Views
    741

    weco cnc90 and formtracer manual needed

    anyone?

    thanks
  10. HELP connect a weco formtracer to pc.. and need software also.

    My friend have an old weco formtracer... I think serial connection....

    He wants use it for remote tracing.... if we can we don't want ask the installation to a service lab... I think it may be...
  11. ophthalmoscope versus retinoscope for objective refraction?

    Hello to everyone.

    My friend use an ophthalmoscope instead than retinoscope for refraction... it seems easily than classic retinoscopy seeing the eyes.... except for the fact than you have to set...
  12. Replies
    29
    Views
    5,205

    "denatured ethyl alcohol" I can buy it at the...

    "denatured ethyl alcohol" I can buy it at the Pharmacy or many mall.
  13. Replies
    18
    Views
    2,242

    It makes sense :) thank you.

    It makes sense :) thank you.
  14. Replies
    7
    Views
    1,928

    Yes, I saw a technical brochure years ago. the...

    Yes, I saw a technical brochure years ago.

    the special surface of optifog and similar lenses is more porous... so the condensation dissipates but this surface it is less smut and hydrophobic.
    ...
  15. Replies
    29
    Views
    5,205

    Essilor sell the own lens cleaner "Essiclean ...

    Essilor sell the own lens cleaner "Essiclean anyway I use alcool
  16. Replies
    18
    Views
    2,242

    If it is a rx lens can you order the lens with OC...

    If it is a rx lens can you order the lens with OC decentration??
  17. Replies
    34
    Views
    4,290

    any lab I have asked said that Mr7 is better...

    any lab I have asked said that Mr7 is better titable but mr10 is more heat/distorsion resistant so mr10 is the more used.

    I think the forumula is little bit different... improve resistant but poor...
  18. Replies
    2
    Views
    1,308

    Ciao! Acetate (good or worst quality..) is the ...

    Ciao!
    Acetate (good or worst quality..) is the most used materials.

    I think resins is more used on sportive frames..maybe is lighter but the quality is cheaper.

    May I wrong anyway
  19. Interesting. Who know the future? At the...

    Interesting.

    Who know the future?

    At the moment luxottica and Essilor are doing the same stuff before the business fusion.
  20. Replies
    20
    Views
    2,883

    Thank for the answer. You will not regret is a...

    Thank for the answer.
    You will not regret is a good unit ;)
    Enjoy with it.
  21. Replies
    34
    Views
    4,290

    Uncoated trivex is so easy to scratch? Maybe a...

    Uncoated trivex is so easy to scratch? Maybe a lab can tint the lens and after coat it in dip bath? I guess I dont know
  22. Replies
    20
    Views
    2,883

    Can I ask you What is wrong with auto lens meter...

    Can I ask you What is wrong with auto lens meter you have?

    I Have not a long experience

    On internet there are a very cheap made in china manual lensmeter... if you want a very quality and...
  23. Replies
    34
    Views
    4,290

    Hi Tallboy, you really dye the trivex well? you...

    Hi Tallboy, you really dye the trivex well? you use uncoated trivex?

    Here where I live I cannot try.. trivex is sell only with non tintable dip hardcoat in batch by all manufactors
  24. Replies
    34
    Views
    4,290

    (Sorry for my English I'm learning it..and...

    (Sorry for my English I'm learning it..and optometry too)
    Ii depends by 2 factor.

    Material and coating.

    Cr39 itself can be tint about 90-92% usually.

    If you coat it with an hard...
  25. Replies
    4
    Views
    2,461

    Thanks to everyone. Now I know that I was...

    Thanks to everyone.

    Now I know that I was right.
Results 1 to 25 of 45
Page 1 of 2 1 2
OptiBoard is proudly sponsored by:
Younger Optics and Vision Equipment