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    Re: Tominon Lens Specification

    Dan: waffling and condescension is not knowledge. Share your pictures taken by tominons. We can judge your tominon work just as you are judging xkaes work. I used to earn money taking pictures of...
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    Re: Tominon Lens Specification

    I searched the internet again and couldn't find any specs on these lenses. I hit upon www.butkus.org and was able to look up Polaroid MP-4 camera manual and Polaroid lens manual for the MP-4 camera....
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    Tominon Lens Specification

    Looking for Tominon factory spec sheet. These were used on polaroid MP-3 and MP-4 for copy and closeup work. Any info or URL pointers will be appreciated.

    If a pdf is available, please email me...
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    Re: Help Purchasing an Ink Printer

    Thank you all for your suggestions.

    Garen
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    Help Purchasing an Ink Printer

    For my next printer purchase, I want to be able to print up to 13x19 color as well as grayscale. My budget is $1000 or less. HP 7000 is one printer below $200. Epson has a few printers below $1000. I...
  6. Use a Point and Shoot

    The more sophisticated point and shoots can display aperture and shutter values. They are good enough for me. I used a Kodak Z760 for the past 4.5 years. I am now using a Canon G11. You can use...
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    Re: Adapting a Thedolite Tripod for LF Use

    Oops! There is a misspelled word in the title of my post. The correct spelling is "theodolite".

    To answer Peter's question, more modern tripods have 2.5" opening and are not threaded. The adapter...
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    Re: Adapting a Thedolite Tripod for LF Use

    The adapter threads onto the tripod top. The 3/8" stud threads into the base of the pan-tilt head (picture 1), then mounted onto the adapter (picture 2) and tightened down using the knob from below...
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    Re: Adapting a Thedolite Tripod for LF Use

    I machined a 3" aluminum disk (picture 1) with a 2.5" shoulder threaded at 22 tpi (picture 2). To mount the pan tilt head a 3/8" - 16 tpi stud and a knob is required. I also added a wing nut to...
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    Adapting a Thedolite Tripod for LF Use

    This has been a useful project in converting a theodolite (surveying transit) tripod (picture 1) for LF use. The top of the tripod (picture 2) has an opening of 2.5" diameter with 22 tpi thread...
  11. Re: EL-Nikkor enlarging lenses - letters N - A & no letter

    My older El-Nikkor brochure gives no suffix to 135mm lens and N suffix to longer focal lengths. The new brochure gives all the 135mm and longer FL lenses an A suffix. Looking at the sectional views...
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    Re: retaining ring size

    My 8 page Rodenstock brochure lists all 150mm ELs with 50mmx0.75mm ring. The series include Rogonar-S (4 element), Rodagon (6 element) and Rodagon G (6 element). I measured my Rodagon 150 just to be...
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