Thorlabs' single-crystal diamondsare manufactured by Element Six using patented processes and offered by Thorlabs to enable quantum research advancements. They are ideal for magnetic field sensing, RF detection, gyroscopes, masers, quantum demonstrations, quantum computing, quantum communication, and research applications. The quantum-grade diamonds are available with either 300 ppb or 4.5 ppm nitrogen-vacancy (NV) center densities. For users who wish to create their own defect centers, electronic-grade diamonds with ≤0.03 ppb NV concentration and low background impurity is available. These diamonds are useful for applications such as fabricating ionizing radiation-resistant devices.