WILLIAM OPTICS FLUOROSTAR REFRACTORS
William Optics Fluorostar refractors are three element air-spaced apochromatic refractors which feature FPL-53 synthetic fluorite glass with STM coatings for excellent aberration correction and amazing optical performance.
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FLUOROSTAR 132 F/6.9 APO TRIPLET
FLUOROSTAR 156 F/7.8 APO TRIPLET
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