Search:

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

Search: Search took 0.07 seconds.

  1. Replies
    41
    Views
    12,582

    Very rare to find methynol, since it is so...

    Very rare to find methynol, since it is so poisonous.

    The 'denaturing' is a bitter flavor. So unpleasant that you don't want to drink it. Added to Ethynol.

    I just checked and isopropynol...
  2. Replies
    33
    Views
    45,924

    Had some software installation problems and...

    Had some software installation problems and didn't finish it yet.
    Haven't given up, but other things are taking priority.
    Should be able to easily image when done, and will post a download link at...
  3. I from the lenses by cutting them oversize first....

    I from the lenses by cutting them oversize first. 6 to 9 mm on toughing cycle only.

    Was looking at using a square of blue painters tape on the back side, but that wasn't necessary. Not sure how...
  4. Replies
    15
    Views
    3,652

    In the 1970s there was an optical union that...

    In the 1970s there was an optical union that covered workers in optical labs. The union was weak. It was headed by a man named Sibi (Sebastian?) Ribaldo. That Union is...
  5. Replies
    15
    Views
    3,652

    In the 1970s there was an optical union that...

    In the 1970s there was an optical union that covered workers in optical labs. The union was weak. It was headed by a man named Sibi (Sebastian?) Ribaldo. That Union is...
  6. Replies
    15
    Views
    3,652

    In the 1970s there was an optical union that...

    In the 1970s there was an optical union that covered workers in optical labs. The union was weak. It was headed by a man named Sibi (Sebastian?) Ribaldo. That Union is probably defunct.
    I've seen...
  7. Replies
    33
    Views
    45,924

    For anyone capable of using FOSS (free open...

    For anyone capable of using FOSS (free open source software) there is this:
    http://radagast.ca/snellen/snellen.html

    I'll be setting it up on a Raspberry Pi with a usb remote. Expect it to cost...
Results 1 to 7 of 7
OptiBoard is proudly sponsored by:
Younger Optics and Vision Equipment