J&L Pin or Center Holder for Optical Comparator: Appears to have an approximately 1/4 inch collet or sleeve of some sort. Locates in a 1/2 inch slot. (Inv.5863) Loc 304JL
J&L Stage Block 6 x 4 x 3 inch for Optical Comparator: Provisions for dual clamps (clamps not included), Dual slots, Top slots are a partial dovetail. Locates in 1/2 inch slot. (Inv.5869) Loc304JL Email
Flat Stage Block with 2 locating Pins: Pin diameter 5/16 inch approx. Overall dimensions, 1-5/8 inch x 2 2-1/4 inch. Provisions for clamp(clamp not included) 1/2 inch slot Mount.
Adjustable Right Hand Center for Optical Comparator: Mounts in 1/2 inch slot with adjustable thumb screw. Center height 2-1/2 inch approx. from table surface.
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