1. Refracting light without spectral color separation.

2. A refracting panel consisting of one or more, usually cylindrical, fresnel lenses .

3. The achromatic refracting lens is invented by English barrister Chester Moore Hall.

4. The earliest telescopes were all refracting telescopes that usedlenses to collect and bring together the starlight

5. That means it is the kind of prism lens that assists vision by refracting and localizing light.

6. The earliest telescopes were all refracting telescopes that used lenses to collect and bring together the starlight.

7. Binoculars, monoculars, other optical telescopes, and mountings therefor, except for astronomical refracting telescopes and mountings therefor

8. The optical system of a refracting telescope is essentially the as that of a compound microscope.

9. Galileo pioneered "experimental scientific method" and was the first to use a refracting telescope to make important astronomical discoveries.

10. The 40-inch telescope at yerkes Observatory was completed in 1897 and remains the largest refracting telescope ever built.

11. The Achromatic telescope is a refracting telescope that uses an Achromatic lens to correct for chromatic aberration

12. Achromatic definition is - refracting light without dispersing it into its constituent colors : giving images practically free from extraneous colors

13. With the completion of the Yerkes telescope, the builders of refracting telescopes had pretty much reached their limit.

14. Meade NG70-SM Altazimuth Refractor A-Series Beginners Telescope is a quality refracting telescope for land or sky viewing

15. January 18 The refracting telescope at the Lick Observatory, measuring 91 cm in diameter, is used for the first time.

16. The acoustic probe (242, 100) includes an acoustic transducer (244, 20), and a variably-refracting acoustic lens (242, 10) coupled to the acoustic transducer.

17. The OVP consists of bundles of intra- and subependymal tanycytes, crossing at right angles and containing double refracting fibres in circular arrangement and granules.

18. Apochromatic Telescopes are a type of refracting telescope that have a better correction of chromatic and spherical aberration than the more common achromat lens.

19. English optician Chester Moore Hall (1703–1771) develops an achromatic lens (or achromat) commonly used as the objective of small refracting telescopes.

20. The crystals behave like prisms and mirrors, refracting and reflecting light between their faces, sending shafts of light in particular directions.

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23. Agena AstroProducts offer a wide selection of refracting telescopes, reflecting telescopes, Schmidt-Cassegrain telescopes, and Computerized Go-To telescopes in popular brands and sizes.

24. Apochromatic Telescopes are a type of refracting telescope that have a better correction of chromatic and spherical aberration than the more common achromat lens

25. Italian astronomer and mathematician; demonstrated that different weights descend at the same rate; perfected the refracting telescope that enabled him to make many discoveries (1564-16.

26. The early 19th century Andean refracting telescope or the mainstream astronomical community, was the focus of the study of celestial bodies in the measurement, the location of nearby stars.

27. The entire album is due out this summer via Beyond Beyond is Beyond, but today, they're offering the opening track, "Achime," a five-minute stunner that finds them refracting the sun-dappled

28. In one embodiment, each variably-refracting acoustic lens element includes a cavity, first and second fluid media (141, 142) disposed within the cavity, and the pair of electrodes.

29. Meade Telescope Short Tube 70AZ-ADS 70mm 2.8” Altazimuth Refracting Telescope 4 out of 5 stars (17) 17 product ratings - Meade Telescope Short Tube 70AZ-ADS 70mm 2.8” Altazimuth …

30. An acoustic probe (100, 300) includes an acoustic transducer (15, 444), and a plurality of variably-refracting acoustic lens elements (10, 210a, 210b, 442) coupled to the acoustic transducer.

31. 13 From above, a gray-blue nimbus flowed from the skylight, not reflecting or refracting but rather rippling and gliding, becoming part of his silken mane and sinewy limbs.

32. 27 From above, a gray-blue nimbus flowed from the skylight, not reflecting or refracting but rather rippling and gliding, becoming part of his silken mane and sinewy limbs.

33. In 1609, Galileo was, along with Englishman Thomas Harriot and others, among the first to use a refracting telescope as an instrument to observe stars, planets or moons.

34. The small museum in the refracting telescope to observe the help of sunspots, moon craters, the great red spot Jupiter, Saturn's rings, and other interesting phenomenon of stars.

35. The practical development and experimentation with lenses led to the invention of the compound optical microscope around 1595, and the refracting telescope in 1608, both of which appeared in the spectacle-making centres in the Netherlands.

36. De Lacaille studied the stars of the southern hemisphere from 1750 until 1754 from Cape of Good Hope, when he was said to have observed more than 10,000 stars using a 0.5 inches (13 mm) refracting telescope.

37. In known light modulation means, complex phase and amplitude values for modulating light waves are implemented and modulated either separately by two different light modulation means or a light modulation means having two layers of double-refracting materials, leading to increased expenses for material and adjustment.