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677
Carbon replica with Au/Pd shadowing on a cross line grating with well-defined trench type grooves. Pitch or "d" spacing for parallel line grating is 500nm. The trench type groove makes it easy to measure the pitch. Typically, cross line grating is used up to 100,000x with 2,000 lines/mm in both directions. Instructions included. Made on a G400, 400 square mesh copper grid.
PELCO® Technical Notes, 2000 l/mm Cross Line Grating Replica, Product No. 677 (109KB PDF)
677 - 500nm Grating Replica, Cross line grating, 2000 l/mm, on 3mm grid, each