I'm not a fan of teleconverters for macro use. A teleconverter works by taking a crop from the center of the image created by the lens and then...
While most if not all dSLR manufacturers make macro lenses in the 50-60mm range, not all lenses of those focal lengths are designed for close-up work.
A bit of Game of Thrones geekery -- An anodized niobium "Faceless Man" fantasy token: [ATTACH] [ATTACH]
First things first. Pre-AI lenses can only be safely used on the following Nikon dSLR's: D40, D40x, D60, D3x00, and D5x00. Trying to mount one on...
I hope this isn't a rerun... [ATTACH][ATTACH]
I carry a 50 billion dollar Agro-Cheque in my wallet, but it's getting pretty ragged.
My turn again? I'm not much for Barbers, nor do I have anything interesting from 1906. So here's a coin which was in my type set for a Boy Scout...
http://dqydj.net/sp-500-return-calculator/ gives me a value of $31,786 for 1967 to present but that's a deceiving number in several ways. First,...
My Newtonian Groat: [ATTACH][ATTACH]
I guess it's my turn to wake up the thread again... [ATTACH][ATTACH]
Tort law against booby traps is founded in very old common law. The standard law school "burglar wins lawsuit" case is from Iowa and dates to...
Sorry, I'm not going to give details on my own security choices on a public forum. But here are some general comments: I advise against booby...
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The S-223 1801 cent (as well as several other varieties) shows a denomination of 1/000 rather than 1/100.
For comparison, here are my insurance shots of my S-223 1801 1c. The seller claimed it was VF-30, ANACS graded it F12, and the EAC grade is...
Here is the MSDS for Tarn-X. I don't see any wax polish in it, but that doesn't mean that it's safe for copper or any other coins....
Ye olde "soft white" incandescent house bulb will work just fine as long as you can correct for color temperature. So can photofloods, which...
Here's my setup: [ATTACH] The Copystand is a Beseler CS14 designed for use with medium format film cameras. The Camera is a Nikon D800, and I...
Slumbering in a Stapled 2x2 since Boy Scouts... [ATTACH][ATTACH]
10-50x optical may be a little too much magnification for coins. For Christmas, my wife bought me a low-power Trinocular Microscope from Amscope,...
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