ZWO FF131 - 131mm f/7.5 Flat Field APO Refractor - FF131-APO Wanderer Rotators Convenient remote hand control holder
ZWO FF131 - 131mm f/7.5 Flat Field APO Refractor - FF131-APO Wanderer Rotators Convenient remote hand control holderZWO FF131 APO Flat Field Apochromatic Refractor Main Features Flexible Connectivity for Multiple Configurations Four Element Optical Design The FF131 APO features a four element, fully air spaced apochromatic optical design. All four elements work together to deliver a flat imaging field without the need for an additional field flattener. One ED (extra low dispersion) glass element is incorporated to effectively reduce chromatic aberration, resulting
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Ships within 48 hours · Estimated delivery Jul 30 - Aug 4