Table clamps can be used to clamp component bases to the optical table irrespective of the position of the mouting hole on the table.

ATC - 35	ATC - 50	ATC - 75
AL - TC - 50	ATC - ST - 35	ATC - DST - 35

These are used for repeatable positioning and clamping of components on an optical table. it can also add to rigidity and stability.

AT - ST - 35 - 3	AT - ST - 35 - 6	AT - ST - 35 - 12
AT - ST - BL - 35	AT - ST - SW - 35