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Thread: my first home made dual red

  1. #11
    Join Date
    Jan 2007
    Location
    Florida
    Posts
    4,382

    Default

    The clothes are hangin' out to dry.. You recon' the heat from the laser will help?
    Nice c'mas tree
    Yeah we love pics.. We gotta get a small vid section so we can see the speckle

  2. #12
    Join Date
    Jul 2007
    Location
    west sussex uk
    Posts
    2,280

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    Quote Originally Posted by steve-o View Post
    Yeah we love pics.. We gotta get a small vid section so we can see the speckle
    speckle what does cause that i do get that from time to time?

  3. #13
    Join Date
    Jan 2006
    Location
    Charleston, SC
    Posts
    2,147,489,459

    Cool

    Speckle is caused by the laser bouncing off a surface that isn't perfectly flat, and is a fundamental consequence of the laser's coherence. The beam interferes with itself, creating light and dark regions that appear as speckle. It only takes a tiny imperfection in the surface to cause it. A flat piece of metal is still not flat enough; we're talking imperfections on the order of the wavelength of the light from the laser.

    For more info, have a look at this section of the laser FAQ.

    Adam

  4. #14
    Join Date
    Jan 2008
    Location
    Too close to Memphis
    Posts
    7

    Default

    I am wondering where you got the driver circuits at.

  5. #15
    Join Date
    Feb 2007
    Location
    Herts, UK
    Posts
    1,254

  6. #16
    Join Date
    Oct 2006
    Location
    Central Florida
    Posts
    7,067

    Lightbulb

    die4drive laser driver. uk laser, a member here makes them. http://www.die4laser.com/dvd-rec/Die4Drive.htm

  7. #17
    Join Date
    Jan 2008
    Location
    Too close to Memphis
    Posts
    7

    Default

    Thanks. 15 characters!

  8. #18
    Join Date
    May 2007
    Location
    Milwaukee WI
    Posts
    1,355

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    Quote Originally Posted by roSSco View Post
    15 characters!
    15 characters?

  9. #19
    Join Date
    Jan 2008
    Location
    Too close to Memphis
    Posts
    7

    Default

    Quote Originally Posted by mliptack View Post
    15 characters?
    I tried to simply say thanks, but the board told me that my message was too short.

  10. #20
    Join Date
    Jan 2007
    Location
    Cupertino, California
    Posts
    2,130

    Default

    That's probably the most disturbing avatar I have EVER seen!
    CLICKY!!!

    Admin: In the immortal words of Captain Planet: YOU HAVE THE POWER
    Admin: (To quit being a bitch)

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