Sky-Watcher Evostar 72ED APO Refractor Telescope OTA (S11180)

Sky-Watcher Evostar 72ED APO Refractor Telescope OTA (S11180)Sky Watcher's Evostar apochromatic doublet refractors are the perfect blend of superior extra low dispersion glass and affordability. The Evostar refractor lens assembly utilizes a proprietary combination of matched lenses, delivering tack sharp stars with charcoal black, contrast rich skies. All ED glass elements are fluorite based and feature our proprietary Metallic High Transmission Coatings (MHTC), virtually eliminating all false color while the

This sturdy metal T-Adapter is the accessory of choice if you’d like to attach an SLR or DSLR camera to the rear cell threads of a Schmidt-Cassegrain telescope for prime focus photography

and the illumination can be easily adjusted by turning the on/off knob

leading to brighter views of the night sky

but a long enough exposure will reveal they rotate in the field of view

no other cables are needed

44 EYEPIECE SERIES Hyperion SPECIFICATIONS FOCAL LENGTH 5 mm APPARENT FIELD OF VIEW 68° EYE RELIEF (MM) 20 mm AR-COATING Phantom Coating® Group PARFOCAL EYEPIECES Yes BARREL SIZE (IN) 1¼"

Provides and intermediate focal length between EdgeHD's native f/10 (or f/11) and the optional Hyperstar accessory at f/2

dual dovetail mounting bars Dovetail: CGE Dovetail Bar Solar Warning Never look directly at the Sun with the naked eye or with an optic (unless you have the proper solar filter)

yielding exceptional contrast and sharpness

Each Aspheric eyepiece is equipped with screw threads on both sides in order to be able to install it as a projection system in an optical beam path

Split clamp design grips the dovetail bar along the entire surface of the saddle and will not dent or scratch the dovetail bar

large aperture astrograph