Permalink to Green and blue lasers in TO-38 and TO-56 metal can packages

“The laser diodes are available with different optical power levels: 10, 20, 30, 50 and 100mW,” according to component distributor Rutronik, which is stocking the parts. “To ensure eye protection, the green laser diodes in the TO56 housing have an integrated photodiode that monitors and controls the optical output power.”