News — historical photo processes
Silver Recovery Unit
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Metallic Replacement Silver Recovery Units. MRUs use a chemical process to recover the silver in the fixer solution. This process involves the use of canisters ranging in sizes from 5 to 20 gal containing either steel wool or wound screen. These units do not need a power source and are only connected with hose attachments. There is a bypass tube that is connected at the top of the cartridge, which allows the fixer solution to go directly to the drain instead of through the cartridge if the cartridge becomes plugged. These systems are extremely efficient, with recovery of silver up...
Construction Grinds to Halt
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Debunking the Myth on Denatured Alcohol north of the 49th
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Emotions and opinion run the gamut when it comes to utilizing denatured alcohol within the collodion process. Some suggest it should be avoided at all cost while others report you can pour with confidence. Both opinions have merit. The first realization must be the understanding that the majority of collodion photographers today gain their information from social media channels originating in the United States of America. Therein lies the crux of the issue: what holds true in the good ole US of A may not be compatible with other countries, and most likely isn’t. Most countries have liquor/spirits legislation that...
Cleaning Trophy Aluminum
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MUSINGS FROM THE ETHER: DOES SHINY EQUAL BETTER?
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The lens is the most important piece of equipment one needs to purchase, even more so than the camera. Typically the better quality the lens, the better quality the final image. Without doubt the beginning photographer has browsed every online forum that could be found, and kicked-tires on EBay looking for the coveted Dallmeyer, Darlot or Voigtlander, and observed prices that are worthy of a holiday in the tropics. It would seem the shinier the brass, the higher the cost. a Darlot petzval lens from 1862 You have also seen words attached to those lenses that seem a foreign language:...