Dutch brass simple microscope in a mahogany case, Circa 1700 – 1750 The general construction of this brass microscope is simulair to Van Leeuwenhoek microscope, but hte shape of the body and the finish are different. Likewise the attachment of the handle and focus mechanism, there is a brass sheet between the body of the microscope and the screw to which the specimen is attached. A second screw turn to the top end of the sheet to effect the focusing. This all become in a mahogany case with dimension 7 x 2,5 x 2 cm.
Literature: Microscopes At Boerhaave
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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.