The CMC-975-4000-2 from Sheaumann Laser is a Continuous Wave Laser Diode that operates at a wavelength of 975 nm. It delivers an output power of 4 W and has a slope efficiency of 0.9 W/A. This multi-mode laser diode has a beam divergence of 30 degrees (vertical far-field) and 8 degrees (horizontal far-field) at FWHM. It requires a threshold current of 525 mA, DC voltage of 1.7 V, and consumes 4.9 A of current. This laser diode has a 200 µm emitter and an optional microlens. It is available in a Cu submount package with ultra-low and high AR coating options. This laser diode is ideal for Raman spectroscopy, laser therapy, laser pumping, medical, and defense applications.