Carl Zeiss Jena Passimeter 32–50 mm bore gauge beside its open wooden case with German instructions

Carl Zeiss Jena Passimeter 32–50 mm – Vintage Bore Gauge with Wooden Case

€750,00 EUR
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Carl Zeiss Jena Passimeter 32–50 mm bore gauge beside its open wooden case with German instructions
  • Carl Zeiss Jena Passimeter 32–50 mm bore gauge beside its open wooden case with German instructions
  • Close-up of the Carl Zeiss Jena Passimeter dial showing the 32–50 mm range and 5 µm scale marking
  • Rear view of the Carl Zeiss Jena Passimeter bore gauge showing its housing, handle and metal end
  • Side close-up of the metal measuring end of the Carl Zeiss Jena Passimeter bore gauge
  • End-on close-up of the Carl Zeiss Jena Passimeter measuring head
  • Full rear view of the Carl Zeiss Jena Passimeter 32–50 mm bore gauge on a wooden surface
  • Original German care instruction label inside the wooden case, marked 14845 and N 20-M180-1
  • Original German Passimeter instructions with diagrams for zero adjustment and setting the tolerance indicators
  • Carl Zeiss Jena Passimeter 32–50 mm bore gauge beside its open wooden case with German instructions
  • Close-up of the Carl Zeiss Jena Passimeter dial showing the 32–50 mm range and 5 µm scale marking
  • Rear view of the Carl Zeiss Jena Passimeter bore gauge showing its housing, handle and metal end
  • Side close-up of the metal measuring end of the Carl Zeiss Jena Passimeter bore gauge
  • End-on close-up of the Carl Zeiss Jena Passimeter measuring head
  • Full rear view of the Carl Zeiss Jena Passimeter 32–50 mm bore gauge on a wooden surface
  • Original German care instruction label inside the wooden case, marked 14845 and N 20-M180-1
  • Original German Passimeter instructions with diagrams for zero adjustment and setting the tolerance indicators
Carl Zeiss Jena Passimeter 32–50 mm – Vintage Bore Gauge with Wooden Case

Carl Zeiss Jena Passimeter 32–50 mm – Vintage Bore Gauge with Wooden Case

€750,00 EUR
A distinctive vintage precision instrument for enthusiasts of mechanical measuring technology: the Carl Zeiss Jena Innenfeinmessgerät (Passimeter), with a measuring range of 32–50 mm. Its characteristic green-painted housing, curved dial and wooden storage case give this bore gauge an unmistakable technical character. The seller describes the instrument as being in beautiful, museum-quality cosmetic condition, with nearly perfectly preserved green paint and a smoothly operating mechanism. The wooden storage case is not pristine and shows signs of use. The photographs show the actual instrument and the condition of the case. The dial bears a 5 µm (0.005 mm) scale marking. This marking does not guarantee its current measuring accuracy or calibration. Accuracy should be checked before professional measuring use. The wooden case contains original German paper instructions for zero adjustment and setting the tolerance indicators, together with a care label concerning the storage of measuring heads, contact pins and setting rings. The label bears the handwritten number 14845 and the designation N 20-M180-1. According to the seller, the original documentation belongs with this instrument; current calibration is not guaranteed. Brand: Carl Zeiss Jena, as identified by the seller Instrument: Innenfeinmessgerät / Passimeter for internal measurements Measuring range: 32–50 mm Scale marking: 5 µm Condition: described by the seller as beautifully preserved, in museum-quality cosmetic condition, with smooth mechanical operation; wooden case is not pristine Included: wooden storage case and the paper documentation shown Stated weight: 641 grams Stated dimensions: approximately 23 × 10 × 4 cm An appealing collectible for enthusiasts of Carl Zeiss Jena, historical measuring instruments and mechanical precision engineering. Only the items shown in the photographs are included. Measuring heads, setting rings or other accessories not pictured are not promised. Only one example of this product is available. Tracked shipping is charged separately.

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