Blue Zenithstar 73 APO (A-Z73BU)
This blue model 73mm ZenithStar Doublet APO Refractor from William Optics boasts Ohara FPL-53 glass from Japan and includes guiding rings and mounting rings with an updated design for enhanced simplicity of use. The ZenithStar 73 also comes with a 2.5" Rack & Pinion focuser and Vixen-style dovetail bar.
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