This review, “Explore Scientific’s 5-inch APO combines power and portability,” appeared in the February 2010 issue of Astronomy magazine
I’ll admit it: I love apochromatic (APO) refractors. Although I grew up using reflectors, I have developed an appreciation for the image through a high-quality APO. So when a new one appears, it catches my interest.
Explore Scientific, based in Laguna Hills, California, introduced its APO series at the 2009 Winter Star Party. I was eager to look through them there, and when the opportunity to evaluate the 127mm (5-inch) f/7.5 Air-Spaced Triplet ED APO arose, I jumped at it.
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