Скачать или смотреть Swiss Wyler TESA Etalon Niveltronic Electronic Precision Level Ultra High Accuracy 0.001 mm/m GW512R

For sale: 1 of 4 Classic vintage Wyler Niveltronic electronic precision level, Swiss-made and associated with the renowned TESA Etalon metrology line. This analog galvanometer model (serial/marking GW512R 0003, Pekly 94924 movement) is prized for its extreme accuracy in machine tool alignment, flatness verification, and precision leveling.
Key Features:
• Dual Sensitivity Ranges:
• Range I: 1 div = 0.05 mm/m = 10 arcseconds (≈ 0.005” over 10”)
• Range II: 1 div = 0.01 mm/m = 2 arcseconds (≈ 0.001” over 10”)
• Robust Construction: Heavy cast iron body, prismatic base, ergonomic handle, mirrored scale for parallax-free readings.
• Power Supply: Powered by 4 standard AAA (LR03) batteries for cordless operation (batteries not included; easy battery check via switch).
• Zero-Adjust Knobs: Mechanical and electrical fine-tuning.
In excellent used condition—clean display, responsive needle, minimal wear. Tested with batteries: needle responds smoothly to tilts. A hallmark of Swiss precision from the Wyler/TESA Etalon era—predecessor to modern nivelSWISS