ASKAR SQA130 f/4.8 APO QUINTUPLET CQ350 6 microns in the centre
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Ships within 48 hours · Estimated delivery Aug 7 - Aug 12
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ASKAR SQA130 f/4.8 APO QUINTUPLET CQ350 6 microns in the centreThe Askar SQA130 is an apochromatic quintuplet flat field astrograph that offers high performance thanks to its air spaced SD lens design. With a 55mm image circle, a central star point RMS radius of less than 2 m, and a full field illumination of over 95% at 44 mm image circle, it ensures superb image quality. MTF data reveals excellent performance, with a super fine star point of less than 2. 4 m at 55 mm. Thanks to its Petzval design, you don't
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