Daniel Joseph Lockin (July 13, 1943 – August 21, 1977) was an American actor and dancer who appeared on stage, television, and film. He was best known for his portrayal of the character Barnaby Tucker in the 1969 film Hello, Dolly!.
Hello, So I am trying to lock an X cavity to a 1064 nm laser. Laser has a linewidth of ~100KHz, cavity linewidth is 37.65KHz, and the FSR is 3.125 MHz. When I try to scan the cavity, the peaks usually shift and after a few seconds, the resonance comes off. I am scanning the cavity at around 100...