achromatic telescope in a sentence

Examples

1. The Museum Gustavianum has an excellent science collection of very old telescopes of Celsius and other astronomers, the oldest achromatic telescope, a book with Copernicus notes on solar eclipses, a major Carl Linnaeus exhibition and currently an exhibition of the oldest known astronomical instrument and computer, the Antikythera Mechanism.
2. Highlights include the first achromatic telescope; an early solar microscope, created by German anatomists Johann Nathanael Lieberk�hn; an early seismograph created by Boris Borisovich Galitzine; galvanoplastics by Moritz von Jacobi; and early electric lights by Pavel Yablochkov . The automobile exhibit includes a Russo-Balt K12 / 20 and a GAZ-M20 Pobeda.
3. Although there had been very large ( and unwieldy ) Non-achromatic aerial telescopes of the late 17th century, and Chester Moore Hall and others had experimented with small achromatic telescopes in the 18th century, John Dollond ( 1706 1761 ) invented and created an achromatic object glass and lens which permitted achromatic telescopes up to 3 5 in ( 8 13 cm ) aperture.
4. Although there had been very large ( and unwieldy ) Non-achromatic aerial telescopes of the late 17th century, and Chester Moore Hall and others had experimented with small achromatic telescopes in the 18th century, John Dollond ( 1706 1761 ) invented and created an achromatic object glass and lens which permitted achromatic telescopes up to 3 5 in ( 8 13 cm ) aperture.