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Explore Scientific AR102 Review

12 Mar 2019, 01:13 UTC
Explore Scientific AR102 Review
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Explore Scientific’s AR102 (not to be confused with the various FirstLight 102 models) has been one of the company’s best-selling telescopes since its introduction, and for a good reason – it’s a gift that keeps on giving. The AR102 not only excels at wide field deep-sky views, but works surprisingly well on the Moon and planets considering that it’s a fast achromat. And for the price, what you get is absolutely ridiculous.

Overview Of AR102

The AR102 is a standard Fraunhofer configuration achromatic doublet refractor, with no special extra-low dispersion glass or anything of the sort – just standard crown and flint glasses. Being a 4” f/6.5, it will obviously have some chromatic aberration as a result. It’s basic physics, and you can’t avoid it.While it is still of course distracting, the chromatic aberration of ...

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