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Ships within 48 hours · Estimated delivery Aug 11 - Aug 16
Overview of the T130S-T131S Tour Audio System
dew control and filter system into one compact unit controlled entirely from your phone or tablet
Ideal for colour CMOS and CCD astronomy cameras
Power and control are provided via a single USB Type-B cable
The Language interpretation system offers 17 channels that can support up to 8 different groups of interpreters in the same location at the same time
Askar 131F Flat Field quadruple Astrograph 1.5mm spacer Overview of the T130S-T131S TourSelf flattened quadruplet Astrograph which can be used for visual observing and astrophotography. The Askar 131F is a large aperture telescope designed for astronomy enthusiasts, featuring a 131mm aperture, 983mm focal length, and a native F7. 5 focal ratio. It employs a quadruplet optical lens design with three elements in the front and one in the rear, including one piece of ED glass to effectively suppress chromatic aberration. The lens tube
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