catadioptric การใช้
- After Schmidt a flood of new catadioptric designs appeared in the subsequent decades.
- Several companies made catadioptric lenses throughout the later part of the 20th century.
- The design proposed was a catadioptric cassegrain telescope of 77-centimeter aperture.
- But catadioptric lenses aren't purely mirrors.
- In a telescope the objective is the lens at the front end of a catadioptric telescope.
- Sony ( formerly Minolta ) offered a 500 mm catadioptric lens for their Alpha range of cameras.
- I want to know what type of telescope it is : refractor, reflector, or catadioptric.
- The catadioptric camera lens'heyday was the 1960s and 1970s, before apochromatic refractive telephoto lenses.
- The original apparatus was an oil burner with a catadioptric fixed lens and light intensity of 600 cd.
- The first general purpose photographic catadioptric lens was Maksutov Cassegrain configuration, adapted from his 1941 Maksutov telescope.
- The King roll-off observatory features 14 " Schmidt-Cassegrain catadioptric telescopes manufactured by Celestron and Meade.
- The apparatus was a fixed light 4th order catadioptric apparatus of less than 1000 cd and was visible for.
- Catadioptric lenses do, of course, still contain lenses, and these lenses do still have a dispersive property.
- A new revolving Fresnel lens ( 3rd order 375 millimeter f . r . triple flashing catadioptric ) was installed.
- A catadioptric scope doesn't have struts to cause diffraction effects, but the secondary mirror still blocks some light.
- The lantern is a diameter Chance Brothers device with a focal radius 8-panel catadioptric lens from the same company.
- The dioptric and catadioptric lenses floated in baths of mercury, and were rotated by a clockwork mechanism powered by falling weights.
- If there's a round object supported by a sheet of glass, it's a catadioptric of some sort.
- Up the hill from the activity buildings is the cluster of observatory buildings for all the reflector, refractor, and catadioptric telescopes.
- Larger meniscus lenses have been used in later catadioptric telescopes which mix refractors and reflectors in the image-forming part of the telescope.
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