| abstract |
A kind of slab laser amplifier, comprise seed laser module, pump module, gain media module and dichroic mirror module, described pump module, dichroic mirror module, gain media module is set up in parallel, described seed laser module be located at described in the module side that is set up in parallel, described gain media module comprises laser crystal and two pieces of cooling heat sinks, described laser crystal is for doping laser crystal and two blocks of undoped laser crystals are glue-free is bonded together, the thickness of described laser crystal is 0.5-1.5mm, the utility model utilizes the gain media of bonding laser crystal as laser amplifier of ultra-thin battened construction, adopt all solid state cramped construction, cost is low, laser crystal surface damage threshold value can be strengthened, improve pumping gain utilance and pump coupling efficiency, final acquisition high-output power, continuous or the pulse laser of high light beam quality. |