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BEST sheet film holders ?


d_g

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I've just bought a camera and a lot of film holders,

i'm going to sell a part of it.

I want to keep the best ones, but they look similar!!!

three types. all 4x5 :

fidelity Elite

lisco Regal 2

riteway graphic film holder

is there any difference, film flatness...?

thanks

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They are all the same, except for 2 things:

The lock mechanism on some of the newer Riteway models. (Am i correct

on the manufacturer?) I saw them recently at Calumet.

 

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Numbering of holders. Some have the ability to record a number on the

image itself.

 

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If I remember correctly, all holders are made in the same factory, so

I would doubt if film flatness we be an issue between them.

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I agree with Gudmundur- you can never have too many operable

film holders. I'm slowly but surely replacing my original holders

with Toyo holders, but I'm haning on to the original ones

because I've already run into circumstances where I need all of

them (I think the count is around 26 now).

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The Fidelity and Lisco holders are pretty much alike. There are some

Rightway holders that have a safety button to prevent accidentally

pulling the dark slide when out of the camera. They also feature a

rotating pair of wheels that place a small letter/number over the

edge of the film for positive ID. These holders do not work in some

Linhof type backs. Apparently the button doesn't get contacted by

something to push it in and permit removal of the dark slide. I'm

sure Bob S. could elaborate on that.

 

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The point I'd like to make again, is that holders of this type are

cheap pieces of plastic and aluminum. There is no way they can be

manufactured to the same tolerances as a precision camera, such as a

Linhof. It's a miracle they are as good as they are, but they are

not perfect. What does need to be perfect is the position of your

ground glass. If it's in the right plane, the variation in depth

from holder to holder will be well within the +/- .007" ANSI spec for

4x5 film holders. Once in awhile, a holder may be warped or so far

out of spec that it should be discarded. I've got a large collection

of all kinds of holders in various conditions and of different ages

and I've never had a problem with any of them. I test them once in

awhile (with film and in a camera) and confirm they are within spec.

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To reiterate earlier posts - don't dispose of any holders unless

they prove themselves damaged beyond function.

 

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Use different brands to hold different emulsions. As an example

I use Toyo holders for Black & White, Lisco Regals for Daylight

E-6 and the auto-locking Lisco Regal IIs for Tungsten. In all I

have about 60 plus 5 Grafmatics and I never have enough.

 

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Walter

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dg: I have measured the film flatness of several brands of holders

using a depth micrometer and flat plate and statistics and here is a

summary of the results. 1) Lisco holders barely met the +/- 0.007"

Ansi Standard, -which judging by Sinar and Linhof's standards, is as

wide as the Bay Bridge, and two of 20 did not. 2) Fidelity seemed

similar to Lisco but all met the Ansi Standard. 3) Toyo all surpassed

the Ansi Standard, with deviations from flatness being about 0.002-

0.004. 3) Linhof: unfortunately I have only one holder. One side was

within +/- 0.001 from the Ansi Standard, the other 0.003" but both

sides were flat within the measuring capabilities of my method which

I estimate at +/-0.0005-0.001".

The above results are from memory as the statistical data lies buried

somewhere in a backup tape or lost after a virus did my computer in.

Sinar holders are guaranteed to +/- 0.001 also, Linhof's has as far

as I know discontinued making them. No wonder, they were very

expensive. The sum total of all of this is that Toyo holders though

not perfect, are probably the best currently available at a

reasonable price. It is amusing that LF photographers fret endlessly

about which lenses are sharpest and spend lots to get them, yet when

it comes to film holders they save a few bucks and buy the cheapest.

Beyond holders, make sure that your camera GG is properly calibrated.

You might be surprised!

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