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  1. Re: Use of X-ray film: technical discussion with example images

    Thanks, I do have a MOD54 so I shall use that.
  2. Re: Use of X-ray film: technical discussion with example images

    I have just been given a small selection of 4x5 x-ray film mostly all double sided.
    Can this be developed like regular film in an SP-445 or Paterson Tank ?
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    Re: Epson V700 High Resolution lens

    What happens if you are using the Epson Mounting station which sits on the bed. Do you select With Film Holder or Without Film holder in the software

    Ian
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    Re: Incident Metering Question

    I have the Phil Davis BTZS and keep going back to it as it doesn't always sink in.
    From what I have read if I have it right is to meter in the open shade and then close down +1 stop.

    My...
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    Re: Incident Metering Question

    I can do it this way and because I have no control on development time like I do with sheet film especially if all 12 exposures are made under different lighting conditions, I was not sure whether...
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    Re: Incident Metering Question

    Thanks

    I should have stated but yes it will be black and white film, maybe Acros, HP5 or FP4 as these are the only ones I use. The camera Would be a Mamiya C220.
    I am quite comfortable using the...
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    Incident Metering Question

    I have a question regarding incident metering.

    Scenario:
    We have a subject which is in both sun and shade and we are using Medium Format Film.

    199813

    Question:
    Where would the best place...
  8. Thread: ISO Question

    by IanBarber
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    Re: ISO Question

    Thank you
  9. Thread: ISO Question

    by IanBarber
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    545

    ISO Question

    Scenario:
    After metering a scene based on ISO 100 film and placing the shadows on Zone 3, I then expose the image.
    After making the exposure, I realise that the film used was actually 400 ISO film....
  10. ColorPerfect And MAC OSX Catalina Issues ?

    Ive just upgraded my iMac which now has OSX Catalina installed but I have noticed that ColorPerfect is no longer working.

    196450

    This is what I see from a black and white scan.
    Is anyone else...
  11. New Epson Scan 2 64 bit For MAC OSX Catalina

    Having just upgraded to MAC OSX Catalina, I have installed the new Epson Scan 64 bit software.
    First thoughts of the program is "it's horrible"....

    It's slow and unresponsive compared to the...
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    Re: St Mary's Church Doncaster UK

    Thanks for the comments
  13. Re: Digital Negative For Silver Printing Question

    Thanks Bob. For Silver Digital Negatives, is the Ilford MG pearl finish suitable in your honest opinion.
  14. Digital Negative For Silver Printing Question

    I have printed a step tablet consisting of 11 blocks of grey going from 0%k to 100%K.
    I printed the step tablet onto to digital film using Matt ink through the Epson ABW driver from an Epson R3880....
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    St Mary's Church Doncaster UK

    St Mary's Church is a Grade I listed church in Tickhill, South Yorkshire, England.

    Dating from the early 12th century and built with local Magnesian Limestone the structure today is predominantly...
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    Re: Epson V800 Calibration Area

    Ignore this comment, user error
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    Re: Epson V800 Calibration Area

    Before I retire for the night, something just occurred to me.

    Because the film edge is very narrow, when placing the rectangle around it in VueScan to establish the exposure for nearly white,...
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    Re: Epson V800 Calibration Area

    Do you have any RGB exposures in vuescan you have recorded for say FP4 FomaPan or HP5, just curios to see how they relate to what Im testing at the moment or would that be a false comparrison
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    Re: Epson V800 Calibration Area

    Thank Ted.

    In Photoshop using the 8bit RGB sampler, it does indeed show 235

    194371
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    Re: Epson V800 Calibration Area

    Ted,
    I have found this a very interesting discussion. I understand nearly all of what you have explained, just a little confused with the latter about measuring the white. I use Photoshop mainly.
    ...
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    Re: Epson V800 Calibration Area

    Is there a method you can suggest to measure the value of the white or is an understanding of the formula required for this
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    Re: Epson V800 Calibration Area

    The outputted value of the film edge in Photoshop shows an L value of 97

    I presume by scanning the entire bed, you then manually crop the image. Doe scanning the entire bed not affect the final...
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    Re: Epson V800 Calibration Area

    I have just done a preview of some film edge. Would you agree this doesn't look right. The graph is also set to RAW view

    194368
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    Re: Epson V800 Calibration Area

    Thanks Ted.

    Just to clarify one thing...
    You mentioned that you adjust the exposure slider to give you white or 90% of the film edge. Would the film edge not give you black as it is clear or am I...
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    Re: Epson V800 Calibration Area

    Once you have your scanned RAW file in Tiff format, are you then doing the conversion in ColorPerfect, Negfix8 or another way
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    Re: Epson V800 Calibration Area

    So briefly how are you using it your workflow and was i correct about pressing the Lock Exposure to reveal the slider
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    Re: Epson V800 Calibration Area

    Ted, you mentioned...

    2. Can adjust the exposure to optimum.

    Am I right in thinking that in Vuescan, you press the "Lock Exposure" checkbox which then reveals the RGB exposure slider. Moving...
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    Re: Epson V800 Calibration Area

    Ted, are you scanning for a RAW output or just a regular tiff
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    Re: Epson V800 Calibration Area

    Ted, I assume that you are using a holder which always ensures the negative is in the same place for your profile to correctly place the boundry box around the negative.

    I personally place the...
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    Re: Epson V800 Calibration Area

    How can you skip the step please Ted
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    Epson V800 Calibration Area

    When the scanner is turned on or a preview is performed in Vuescan, the scanner appears to do a self calibration routine. Dows anyone know what it is calibrating.
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    Re: pyrocat-hd website suspended ?

    Temp Update:

    I have emailed the admin of the site but had no reply.

    Incase of a worse case scenario where the admin is no longer going to host the page, rather than let it slide on wayback, I...
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    Re: pyrocat-hd website suspended ?

    I run a hosting business and can mirror the website if the site owner agrees for situations like this
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    Re: pyrocat-hd website suspended ?

    same notice here
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    Re: Still Life 2019

    https://farm8.staticflickr.com/7812/40496982953_e2324362fc_o.jpg

    Chamonix 045N Camera, Ilford FP4, Developed in PyrocatHD 1+1+100 for 15 minutes
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    Re: SP-445 - What Went Wrong

    Thanks, better go in the darkroom and wrap my knuckles with the double dark slide then :)
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    SP-445 - What Went Wrong

    Just pulled this negative out of the SP-445 holder and was shocked at the imprints showing from the holder.

    I am scratching my head as to what could have wrong here, the only thing which springs...
  38. Re: "True film speed" vs just developing the film more?

    Thanks Larry, I shall try that and see how the results turn out
  39. Re: "True film speed" vs just developing the film more?

    For those of us who don't have access to densitometers what's the easiest way to determine the true speed of the film we are using.
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    Re: Printing on Epson Hot Press Bright

    Would be interested to hear how the ABW compares to Image Print 10 on the P800 with the new HD inks
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