Paul Lowrance wrote: > Hi, > > Does anyone have access to a long wavelength LED >= 1300 nm? If so then > I would ***very much*** appreciate it if you could perform a simple > voltage measurement experiment, or better yet I would be more than happy > to purchase your mid-IR LED. > > > Regards, > Paul Lowrance >
I found a company that sells a 4500 nm LED, but I'll hold of on buying it since it's $108 for just one LED!
Does anyone have any idea how they make these MID-IR LEDs? Photodiodes are perhaps easier to make. I know Lead Sulfide reacts to long wavelengths between 1000 nm and 3500 nm.
Regards, Paul Lowrance
