An Hematospectroscope D’Henocque, Analyseur Chromatique by PH. Pellin, Paris. His business was in Paris as an optical instrument maker from the 1880. By the hematospectroscope there are two revolving discs with coloured glasses, numbered 0 – 3 – 10 – 11 – 12 – B (blue) and 0- 6 -7 -8 – 11 – B. There are also two original calibrated slide, ( 0 till 60 mm) , one from glass with silver ends and the other from emaille. Both are marked with Hematoscope d’Henocque. Measurements box 18 x 15,5 x 10 cm
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Van Leest Antiques
Van Leest Antiques, based in Utrecht in the Netherlands, specialises in antique scientific and medical instruments. Their collection covers mainly scientific and medical antique instruments: barometers, globes and planataria, nautical instruments, anatomical models, and pharmacy items. Toon Van Leest travels regularly in Europe and visits trade fairs, auctions, and antique dealers to collect stock and to find pieces to fulfil his clients' unusual requests.
As well as being an avid antique collector and dealer, Toon Van Leest is also a dentist. He believes that antiques are a stable investment, not reliant on trends or fashion, and have truly lasting value. Above all, he says, antiques are timeless and never lose their beauty.
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