Andy Resnick's latest activity
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Andy Resnick reacted to collinsmark's post in the thread Our Beautiful Universe - Photos and Videos with
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Saturn is approaching opposition for this apparition. It reaches opposition September 21st. It's easily visible with the naked eye, and... -
Andy Resnick replied to the thread B A quartet of epi-illumination methods.cheap-cheap: Including shipping from Europe, the cost was $US 120 for all three, all in new condition, likely never used :) Thanks, re...
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Andy Resnick replied to the thread Our Beautiful Universe - Photos and Videos.I've used a few local groups to make matted prints, this image supports a print size up to 40" on a side so I'll need to price out a...
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Well, it took almost 20 years (!!!), but I finally obtained a set of epi-phase microscope objectives (Zeiss). The principles of...
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Andy Resnick replied to the thread Our Beautiful Universe - Photos and Videos.Finally finished this panorama around Gamma cygni, ready for print: This covers about a 3 x 3 array of 400mm fields-of-view (14.6k x...
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Andy Resnick replied to the thread The Secrets of Prof. Verschure's Rosetta Stones.Here are 2 thin sections (presumably) from the same rock: Fenitized Gneiss. Prof. Verschure classified this sample as weakly...
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Andy Resnick replied to the thread Share Animal Pictures: For Animal Lovers.Female Ruby-Throated Hummingbird (Archilochus colubris): Nikon D810+ Nikkor 800/5.6 @ f/8, 1/1000s Auto ISO.
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Andy Resnick replied to the thread The Secrets of Prof. Verschure's Rosetta Stones.Here's another example of a 'pulaskitic fenite', one that exemplifies the type: Strongly Fenitized-2 Pulaskitic fenite sample from...
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