Technicians perform microscopic precision machining in a laboratory
United States USA Date:1954 Duration:3 min 47 sec Sound:NO SOUND
Opening scene shows a piece of fine wire as seen under a microscope. Holes that have been drilled in the wire are visible. Two technicians are hunched over a microscope examining a miniature metal part. Closeup of tiny precision machine tools being used in a grinding operation. Technician holds a small slab of metallic material and tests a tiny drill on it. Then he secures a thin piece of material with a frame, adjusts the precision lathe, and drills a hole. Next are several microscopic views showing fine wires threaded through holes in a slightly larger one. Views of the tiny object being fabricated. Technician holds it with tiny tweezers.
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