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Document Revision 4.2 | For models manufactured after 01/2023 1. Introduction The Archimedes Penta 50a represents a pinnacle of analog computational engineering. Unlike digital calipers or basic slide rules, the Penta 50a integrates five distinct scales (Logarithmic, Trigonometrical, Geometric, Harmonic, and the proprietary Archimedes Spiral Scale) into a single, hand-held, stainless steel and acrylic chassis.
Archimedes Instruments AG, Via Penate 5, CH-6850 Mendrisio, Switzerland support@archimedes-instruments.ch | +41 91 646 13 00 End of Manual Archimedes Penta 50a Manual