From $6.21 • 1 k+ units available from DigiKey
Laser Diode 650nm 5mW 20mA Radial, Can, 3 Lead (5.6mm, TO-18)
From $38.59 • 20 units available from DigiKey
Laser Diode 650nm 4.8mW 40mA Cylinder (10.4mm Dia)
From $9.44 • 2 units available from DigiKey
Power Supply Visible Laser Diode