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  1. Replies
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    Re: Meniscus lens iris "sweet spot"???

    Due to the reactions above, thought I should add a little more analysis to the web page. I think this link will take you to just the new part:...
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    Re: Meniscus lens iris "sweet spot"???

    I'm the guy that wrote the web page on the Wollaston Landscape Lens someone gave a link to above. https://sites.google.com/view/wollaston-landscape-lens/home

    Would you tell me a little more...
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    Re: Vitamin C developer for paper

    I found an Ilford product data guide (http://www.tmax100.com/photo/pdf/ilford.pdf page 60) that goes out of its way to say Multigrade IV RC Deluxe is NOT developer incorporated. They used the all...
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    Re: Vitamin C developer for paper

    I've only tested this with Adorama Variable Contrast paper. Buying a 100 sheet box of 8x10 and cutting it down to 4x5s gets the cost to about $0.10 a shot. The data sheet has this interesting...
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    Re: Vitamin C developer for paper

    First off, I'm only developing 4x5s so that isn't a lot of surface area. I mix just before using and only one recipe at a time. However, if I've only developed a couple negatives, I'll pour the...
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    Vitamin C developer for paper

    I try to keep my photography simple, so I was intrigued by all the fuss over Caffenol developer recipes on the web. Normally I use resin coated enlarging paper not film but I figured it would work...
  7. Re: Let's see your landscape lens (with meniscus / achromat lens)

    My favorite Wollaston is made from the lens of an old Kodak Brownie No.2-C Model A. It is an achromatic 144mm focal length meniscus. I remounted it to fit on a 4x5 camera normally used for pinhole...
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    Re: Primitive photography

    Here is a 4x5 photo taken with something pretty close to the Brownie optics at f32. My lens is 2mm bigger diameter than the Brownie. You can see the vignetting caused by the stop being too far away...
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    Primitive photography

    Hello,

    First of all I’ve been lurking this forum for a while and want to thank you all for providing such helpful information.

    My interests are in primitive photography; pinhole photography,...
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