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the Optical Telescope Element
It gives you three lines and three crosses to check focus and collimation
OPTICAL TUBE INFO: Optical Design Rowe-Ackermann Schmidt Astrograph Aperture 203 mm (8") Focal Length 400 mm (15
With advanced sky modeling the CEM120EC2 will be able to account and adjust for polar alignment error as well as changes in atmospheric (refractive) distortion
and see day turn to night
Used Generic Prism Diagonal 1.25" w/helical focuser Cameras the Optical Telescope ElementCondition: This is a carbon fiber 1. 25" diagonal in great condition. There are no markings on this as to what brand this is. The optics are un marked, and the body has a few markings on the telescope side barrel that can be seen in the provided photos. This has a compression ring that will not mar your eyepieces, and it has a helical focuser that has very smooth operation. Doesn't include any dust caps.
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