I did some googleing, and couldn't figure this out. :thinking:
If a electrolytic capacitor rated for 40 volts was hooked to up to 12 volts backwards for a few minutes, would it explode?
While I agree the picture should be corrected, don't you think that's a little harsh? She is a non-native speaker and she is not a new member, or a spammer.
Lily, your picture shows red and green in there too. :thinking: Is the laser blue, or RGB?
I think he is ignoring me now, but I will update if he writes back. This took place in the chat in the lower right after you browse for a few minutes.
Then he ended our chat session
That is somewhat misleading. It is true that any damage would have already occurred, and any significant damage would be immediately visible. That being said, a lack of immediate visible damage doesn't indicate no damage.
The eye will blink before most low powered lasers can do damage. This...
Wow, very interesting. +rep if I can.
what about stainless steel? is that just as good as steel?
Nickel is expensive. http://www.mcmaster.com/#nickel-rods/=gr31ew
Iron is much cheaper, but IIRC, it rusts, and is quite brittle http://www.mcmaster.com/#iron/=gr32b6
Steel comes in different...
9mm diode housing with glass lens for red laser or 808 nm laser [OL9mm] - $7.20 : Zen Cart!, The Art of E-commerce - 1 pieces including lens for $7 from china
AixiZ 5 pack 15x50mm for 9mm diodes Housing Blanks, AixiZ - 5 pieces including acrylic lens from USA
If you are willing to separate it, I am interested some of PTs from the bright stuff lot. It is a good deal, so I imagine it will sell, but if it doesn't, PM me.