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  1. Replies
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    Re: 4x4 filter on 360mm Symmar-S?

    100m or 4" square attached to the front should be ok. Calculated front element diameter is about 67mm, plus angle of view-distance from the front element should still fit within the 100mm or 4"...
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    Re: What equipment is hard for you to find?

    Not just Hitech, Cokin, Lee, Schneider, Tiffen and others make high quality square filters.


    Been using these plastic filters for decades, they have held up remarkably good.

    Bernice
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    Re: 4x4 filter on 360mm Symmar-S?

    Filter size should never be the deciding factor to lens choice, think tail wagging the dogggie.

    Or why the square filter system or large threaded filter system or series iV filters with adapters...
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    Re: 4x4 filter on 360mm Symmar-S?

    360mm modern plasmat lenses like this were the normal lens for 8x10, very common back in the commercial AD sheet film days.
    Whopper lenses like this was a non-issue as most of that work was done in...
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    Re: Hello from San Francisco!!

    Your LF journey begins..

    What makes this LF view camera stuff SO different from the fixed lens/box base cameras previously used is the ability to "bend" the camera to aid in focus and image...
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    Re: What equipment is hard for you to find?

    Why Sinar brand for B&W filters only?
    Know Sinar filters (both sizes 100mm & 125mm) were made by Hitech in UK back in the day.

    Easier to purchase new from Lee, Hitech and others today as that...
  7. Re: What’s your most “unpopular” opinion about LF?

    Lens focal length and lens type is driven and determined by image to be made/goals.

    FF digital/35mm film lens choices goes from 14mm to 500mm, with large apertures on some and sorta focus lenses....
  8. Re: What’s your most “unpopular” opinion about LF?

    Newer is always better belief, until real world experience teaches the most difficult lesson of how any given problem is solved can be done in more ways than one. These Foto folks lack the...
  9. Re: What’s your most “unpopular” opinion about LF?

    Except there are many that continue to believe the lowest weight field folder is the most desirable view camera... for them to discover the un-alterable limitations of their lowest weight field...
  10. Re: What’s your most “unpopular” opinion about LF?

    Using a view camera for images like Portraits absolutely alters the sitter's perception and overall mood-emotions of the portrait being made. Having done both view camera portraits and roll...
  11. Re: Calibrating Modern Flash & Flash Bulbs & Zone Focus 4X5

    Applies here...
    227274


    BCPS = Beam Candle Power Seconds (BCPS) Rating...
    https://www.angelfire.com/electronic2/flashdoctor/bcps.html

    Is of nil-usefulness for ANY electronic flash/strobe...
  12. Re: What’s your most “unpopular” opinion about LF?

    Significant amount of Freud's work has been dis-proven or significantly altered. Much of what Freud published would never pass current rigor of Scientific paper publishing today.


    Bernice
  13. Re: What’s your most “unpopular” opinion about LF?

    _?_ Flat field lenses should not be used to render image subjects that are 3D, myth or fact _?_


    Bernice
  14. Re: What’s your most “unpopular” opinion about LF?

    Not every individual has the ability to Pre-visualize. The ability to do this is rooted in spatial ability within the mind-brain. For those born with this gift of spatial ability, it still needs to...
  15. Re: What’s your most “unpopular” opinion about LF?

    This could be a really long list as a reflection of how much folks that apply sheet film to create images today -vs- from years ago when film was "it".
    IMO, there are SO many web and YouTube content...
  16. Re: What’s your most “unpopular” opinion about LF?

    Deana Lawson's work could be done with any digital camera or film camera, her work is much about expressive content. Using a view camera is part of performance art as a means to engage the humanity...
  17. Re: formats, focal length and perspective

    Previously discussed..
    Go to Post# 18

    https://www.largeformatphotography.info/forum/showthread.php?167665-Help-for-best-set-of-lenses/page2


    Bernice
  18. Replies
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    Re: Cheap 4X5 Cameras are Everywhere

    Cost to acquire that Sinar P2 and related happened decades ago. Add "deprecation" and long term ownership brings the cost of ownership way down.

    Only value to any of the Sinar bits is their...
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    Re: Cheap 4X5 Cameras are Everywhere

    Path of least resistance..

    Sinar P2 C2 P C Canon EOS Digital Conversion Kit..
    https://www.ebay.com/itm/174262088794?hash=item2892d4745a:g:M1UAAOSwwjVe4F3K

    Bernice
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    Re: Seeking advice on 120mm lenses

    Fuji GX680 lenses are good, Very Good... Having experience with this camera and lens from back when it was neu. Film image results were typical of "Pro" film image system of that era, film images...
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    Re: Seeking advice on 120mm lenses

    Apple sauce is always an option...


    Bernice
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    Re: Seeking advice on 120mm lenses

    Sharper or higher contrast?

    What is perceived as a "sharper" lens could be a result of a lens with higher contrast instead of being "sharper". It has been mentioned the Fujinon lens in question is...
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    Re: Cheap 4X5 Cameras are Everywhere

    After decades of using a P2 and Sinar system, it is not a lot more than an image making tool as a means to an end. The P2 being used as a fancy-dancy lens shade is not much more than what the Sinar...
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    Re: Which diameter filter

    Excellent_!_

    B+W (now part of Schneider) has produce high quality filters for a very long time. Not just the glass and optical quality, their holders are made of brass making then remarkably...
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    Re: Which diameter filter

    Suggestion would be 82mm for ease of availability, variety, cost -vs- actual filter performance and LOTs more. 86mm has always been a less common filter size, was used on Zeiss-Hasselblad and other...
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    Re: Which diameter filter

    If a graduated neutral density filter is needed in conjunction with the light fall-off correction filter (center filter) DO consider and try using a 100mm sheet filter system first. It will likely...
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    Re: Cheap 4X5 Cameras are Everywhere

    Emotions are extremely powerful in ways some might not fully appreciate or understand. Emotions are also what memories are made of, thus the connection to Nostalgia...

    Memories that are the...
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    Re: Cheap 4X5 Cameras are Everywhere

    If you're never going to do sheet film again, it could be time to pass all this Sinar and related gear on to others that can and will put them back to making images again. All that gear can stay with...
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    Re: Which diameter filter

    ICE is one of a large number of current filter brands selling-marketing filters made under contract-agreement. LOTs of filter brands today doing similar, this illustrates to some degree the market...
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    Re: Which diameter filter

    There was a time years ago when B&W contrast filters in ALL sizes were vast bargains... not any more. Those days have passed.
    That was a time when 103mm Sinar B&W contrast filter set with polarizer...
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    Re: Which diameter filter

    Filter choice is much identical to camera, lens, tripod and all that "Gear".. there is only what is better suited or the better tool for a given need.

    The 100mm aka 4" square about 2mm thick...
  32. Re: Calibrating Modern Flash & Flash Bulbs & Zone Focus 4X5

    Profoto B2 – Freeze Mode

    Power 2.0 (1ws) – 8000K
    Power 3.0 (2ws) – 8100K
    Power 4.0 (3.9ws) – 7750K
    Power 5.0 (7.8ws) – 7150K
    Power 6.0 (15.6ws) – 6750K
    Power 7.0 (31.25ws) – 6600K
    Power 8.0...
  33. Re: Calibrating Modern Flash & Flash Bulbs & Zone Focus 4X5

    Yes indeediee Bob, watt/seconds is a relative measure. Same game with Guide Numbers.

    This is why using an accurate flash meter is absolutely essential. Once light modifiers are applied (which is...
  34. Re: Calibrating Modern Flash & Flash Bulbs & Zone Focus 4X5

    Circa 1968 Singer Company acquired GPE/ Graflex, introduced the Strobomatic 500 portable electronic flash unit with switchable power outputs of 50/100/200 watt/seconds. ...
  35. Re: Calibrating Modern Flash & Flash Bulbs & Zone Focus 4X5

    Flash bulbs have a "burn-up" time or time required for ignition of the steel wool inside the oxygen filled glass envelop... typical "M" bulb takes about 20milliseconds to reach peak light output....
  36. Re: Calibrating Modern Flash & Flash Bulbs & Zone Focus 4X5

    Previous discussion about flash bulbs..
    https://www.largeformatphotography.info/forum/showthread.php?136587-Weegee-fact-or-1-200-with-flashbulbs

    More about the differences between small compact...
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    Re: Which diameter filter

    High quality filters are a long term investment that can last and be used for decades. With this in mind, 82mm high quality filters are preferred (penny wise_pound foolish). They can be obtained new...
  38. Re: Exposure compensation for small apertures

    Mechanical shutter are lesser accurate-precise by their innate workings. Thus was born the electronic shutter which improved this in various ways.

    The alternative method to achieve...
  39. Re: Exposure compensation for small apertures

    Rare example of image made demanding small apertures at high shutter speed can be recording atomic bomb blast on photographic film. This was accomplished by using a shutter made with a Faraday cell &...
  40. Re: Exposure compensation for small apertures

    Suspect this is a case / example of text book theory meeting the harsh realities of image making using real world devices such as mechanical shutters and the like.

    "information" from a book is not...
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