projects:405nmlaser

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projects:405nmlaser [2008/07/06 15:06] photonicsguyprojects:405nmlaser [2014/11/13 10:50] (current) – external edit 127.0.0.1
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 ====== 405nm Laser Diode ====== ====== 405nm Laser Diode ======
-Blue, Violet, almost Ultraviolet really. I am in the process of making diode driver circuit using LM317.+Blue, Violet, almost Ultraviolet really. I made a driver board and just need to finish the heatsink and mount it in case. I bought a translucent blue project box from Hammond that I'll be mounting the laser in. 
   * 405nm (Blue) Laser   * 405nm (Blue) Laser
   * 3 pin   * 3 pin
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 ===== Diode Driver ===== ===== Diode Driver =====
 +{{:projects:405nmlaser:ld-schem.png|}}
 +
 +{{ :projects:405nmlaser:ld-pcb.png|}}
 ^Component^Digikey Part#^Description^Price^ ^Component^Digikey Part#^Description^Price^
 |IC1|LM317|LM317|$| |IC1|LM317|LM317|$|
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 {{:projects:405nmlaser:405nm_laser.jpg?200|405nm diode freshly removed from DVD player}} {{:projects:405nmlaser:405nm_laser.jpg?200|405nm diode freshly removed from DVD player}}
 {{:projects:405nmlaser:p1020986.jpg?200|Driver board}} {{:projects:405nmlaser:p1020986.jpg?200|Driver board}}
 +
 +===== Pictures of a red laser diode and driver =====
 +You can see the photodiode in the back of the can. The Violet LD dosen't have a photodiode.
 +
 +{{:projects:405nmlaser:img_0741.jpg?200|Red Diode driver front}}
 +{{:projects:405nmlaser:img_0742.jpg?200|Red Diode driver front}}
 +{{:projects:405nmlaser:img_0746.jpg?200|Red Diode}}
 +{{:projects:405nmlaser:img_0747.jpg?200|Red Diode}}
  
 ====== 4 pin Laser Diode ====== ====== 4 pin Laser Diode ======
  • projects/405nmlaser.1215381999.txt.gz
  • Last modified: 2014/11/13 10:50
  • (external edit)