SPACER WAS MODIFIED TO COMPLY WITH INTERNAL CLAMPING OF OFI REQUIREMENTS IN HAM5-H1.
CHANGES DESCRIPTION
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1. ADDED 10X 1/4-20 THREADED HOLES (5X EACH INNER SIDE)TO LOWER TAB, SO WE CAN ADD 2X ALUMINUM BAR INTERNALLY TO SPACER. THESE BARS WILL BE USED TO CLAMP OFI TO OPTICAL TABLE