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What is LASER drivers?

  • Thread starter svetoslav belchev
  • Start date
S

svetoslav belchev

Jan 1, 1970
0
Hi.I see on some sites for LASERs drivers for LASER diodes.I found
that diodes must be power supplyed with these drivers.But i don't know
what is purpose of these drivers.Also all diodes i have seen are
couple of LASER diode and photodiode, but why?I have no idea, but I
know one site:
http://www.roithner-laser.com/index.htm
If anybody know answers of these two my questions, please to answer.
Many thanks!
 
N

no_one

Jan 1, 1970
0
LASER likes constant current. Can be temperature dependent. Photodiode
allows one to control drive current vs. light output.
 
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