SK Schiötz tonometer in its open fitted case with additional weights and printed documentation.

SK Schiötz Tonometer Improved with Case and 1971 Certificate

€165,00 EUR
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SK Schiötz tonometer in its open fitted case with additional weights and printed documentation.
  • SK Schiötz tonometer in its open fitted case with additional weights and printed documentation.
  • SK Schiötz tonometer showing its silver-coloured frame, red indicator needle and scale from 0 to 20.
  • SK Schiötz tonometer on a wooden surface with two detached metal weights beside the numbered scale.
  • Eichtabelle 1955 conversion table showing Schiötz tonometer scale readings and eye pressure values.
  • Green certificate of accuracy for the SK Schiötz tonometer, with specification details, signature and September 1971 date stamp.
  • Close-up of the SK logo and handwritten tonometer number on the green certificate of accuracy.
  • Close-up of the Schiötz tonometer certificate showing the 30 September 1971 date stamp and adjustment signature.
  • Closed pale blue case with embossed Schiötz Tonometer Improved lettering and SK logo.
  • SK Schiötz tonometer in its open fitted case with additional weights and printed documentation.
  • SK Schiötz tonometer showing its silver-coloured frame, red indicator needle and scale from 0 to 20.
  • SK Schiötz tonometer on a wooden surface with two detached metal weights beside the numbered scale.
  • Eichtabelle 1955 conversion table showing Schiötz tonometer scale readings and eye pressure values.
  • Green certificate of accuracy for the SK Schiötz tonometer, with specification details, signature and September 1971 date stamp.
  • Close-up of the SK logo and handwritten tonometer number on the green certificate of accuracy.
  • Close-up of the Schiötz tonometer certificate showing the 30 September 1971 date stamp and adjustment signature.
  • Closed pale blue case with embossed Schiötz Tonometer Improved lettering and SK logo.
SK Schiötz Tonometer Improved with Case and 1971 Certificate

SK Schiötz Tonometer Improved with Case and 1971 Certificate

€165,00 EUR
A distinctive piece of medical history: this SK Schiötz Tonometer Improved comes with a storage case, additional weights and historical documentation. Its silver-coloured scale and red indicator needle give this mechanical instrument a characteristic appearance. Details • Brand and model: SK Schiötz-Tonometer Improved, Straight Scale, Specification No. 5, according to the seller. • Scale from 0 to 20 with a red indicator needle. • Includes a historical certificate of accuracy dated 30 September 1971. This date refers to the certificate; the year of manufacture has not been separately established. • Serial number 2628 on the instrument, matching the number on the certificate according to the seller. • Supplied with a storage case, additional weights and an Eichtabelle 1955 conversion table. • Case dimensions: 16 × 8 × 3 cm, according to the seller. • Weight: 242 grams, according to the seller. Condition According to the seller, the set is complete and in very neat condition, with no rust or pitting on the metal. Please examine the photographs for the visible condition and included components. Current operation and measurement accuracy have not been independently verified. The historical certificate does not confirm current calibration. Offered as a vintage collectible and display object, not as a medical measuring instrument ready for clinical use. Tracked shipping is charged separately.

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