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Welcome to ProAstroz - Australia's leading William Optics & iOptron distributor
Welcome to ProAstroz - Australia's leading William Optics & iOptron distributor

William Optics ZenithStar 81 f/6.9 APO Refractor telescope ZS81

Original price $1,845.00 - Original price $1,845.00
Original price $1,845.00
$1,845.00
$1,845.00 - $1,845.00
Current price $1,845.00
Color: Red

The NEW William Optics Zenithstar 81 APO features an air-spaced doublet lens with an Ohara FPL-53 ED glass element in a CNC machined ultra high precision lens cell with fully multi-coated optics for high resolution, high contrast images virtually free of false-colour.

Add the FLAT6AIII 0.8x Flattener here.

Add a T mount for your DSLR camera here.

Carrying case is included. 


Versatile f/6.9 native focal ratio or f/5.5 when used with 0.8x flattener / reducer (available separately).

Supplied with Dualside dovetail (Vixen fit one side and Arca-Swiss on the other side), mounting rings and a new carry handle bar that a guidescope can slide into.

CNC machined aluminium for a superior fit and finish.

Heavy duty, 1:10 dual speed, 2.5" Rack and Pinion focuser.