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Provides Clamping Force for Our Prism Mounts and V-Clamps
Stackable 6-32 Threads on Top and Bottom of Post
Thorlabs' PM3 small adjustable clamping arm features a cap screw-activated flexure mechanism to secure the clamping arm to the post, while a nylon-tipped setscrew secures the optic. A Ø0.09" hole located near the top of the post allows for its initial tightening with a 5/64" balldriver or hex key. Both screws feature a 5/64" socket. The PM3 arm offers 0.97" of vertical travel.