ASA 20NG 500/1900 Truss-tube Astrograph OTA 2" Barlow (46825)

ASA 20NG 500/1900 Truss-tube Astrograph OTA 2" Barlow (46825)

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Ultimul preț cunoscut (09.12.2016): 145 995,00 RON

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Descrierea produsului
With a astrographs you have an optimized for astrophotography Newtonian telescope: Fast, corrected optics with temperature-resistant tube and a solid Okularauszug Newton Astrographs ASA satisfy the requirements of demanding astro-photographers:
  • The construction of the tubes of carbon fiber results in a high stiffness with low weight and ultra-low thermal expansion. Thus, the focus position will remain stable at long exposure. The tubes are covered with velvet, so as to avoid stray light. On the back of a fan is mounted, which provides a rapid temperature adjustment prior to use.
  • The ASA astrographs have a very fast aperture ratio. Thus you achieve a favorable signal / noise ratio in a much shorter time. Thanks to the corrective optics used the sky shots are up to the corners ready to clean, even when using large camera sensors: Perfect correction of large fields of view!
  • The Präzisionsokularauszug is motorized and is operated by a stepper motor: Perfect, twist and run by six bearings!
The Newton-astrographs feature parabolic primary mirror made of borosilicate glass from Schott (Suprax) with P / V
Denumiri similare la Telescop ASA 20NG 500/1900 Truss-tube Astrograph OTA 2" Barlow (46825): 20 NG 500 1900 Truss tube Astrograph OTA 2 Barlow 46825, 20NG5001900TrusstubeAstrographOTA2Barlow46825, 20NG 500/1900 Truss tube Astrograph OTA 2" Barlow (46825), 20NG5001900Truss-tubeAstrographOTA2Barlow46825, 20 NG 500/1900 Truss-tube Astrograph OTA 2" Barlow (46825), 20NG 500/1900 Truss-tube Astrograph OTA 2" Barlow ( 46825)

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