The largest spectral range for this laser viewer card.Nethis offers the TeraCard, an universal laser viewer card adapted for every laser sources : UV, Visible, IR and THz. Our card is based on a photon to IR converter which absorb any photon from 0,1 to 3000 µm. Acquire hence your beam with the smallest, lightest and most affordable thermal camera.“Align, detect and record your optical beams in a complete laser safe state”