Optical essays : Containing, I. A practical description of the several sorts of single, solar, and compound microscops; with their apparatus, and latest improvments. II. The nature of vision in insects demonstrated by microscopic observations. III. A catalogue of all principal microscopic objects. IV. The use of the reflecting telescope as an universal perspective for viewing every sort of object in the greatest perfection. V. The manner of computing the magnifying power in single and double microscopes. VI. A new method of applying a micrometer to take the dimension: of small objects. VII. An illustration of the whole in a great variety of figures on a large copper-plate. By B. Martin

Main Author: Martin, Benjamin
Format: eBook
Published: London Printed for, and sold by the author in Fleet-Street 1761, [1761?]
Online Access:
Collection: Eighteenth Century Collections Online / ECCO - Collection details see MPG.ReNa
Item Description:English Short Title Catalog, T10172. - Price in square brackets: (Price 1s. 6d.). - Reproduction of original from British Library. - With a 5-page catalogue of Martin's books and instruments at the end
Physical Description:Online-Ressource ([2],ii,50,5,[1]p.,plate) 8°