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Universal Powder Fixer A 300

chau — Thu, 17 Jul 2008 09:25:16 -0600

A 300 is CALBE CHEMIE’s universally for films and papers used powder fixer for manual processing of various kinds of B & W photo papers and films. This light in weight powder fixer, based on Sodium Thiosulphate, has a great shelf life. Both the powder and the working solution are very durable.

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Fine Grain Universal Powder Film Developer A 03

chau — Thu, 17 Jul 2008 08:54:55 -0600

A 03 is a 2 part powder Film developer, designed to process B&W Negative Films of different Film speed but in one process at nearly same processing time. Processing in A 03 developer leads to Negatives with fine grain structure at medium contrast.

A 03 can be used for manual and automatic processing with Standard times as well as for “push” process.

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Hướng dẫn sử dụng A03 và A300

chau — Thu, 17 Jul 2008 08:38:47 -0600

Trả lời của hãng Calbe Chemie GmbH về cách sử dụng thuốc tráng phim (A03) và fixer (A300) cùng với cách tráng phim Wephota PAN 200.

...

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Table 51: Zone descriptions, textural properties, film densities

chau — Sat, 12 Jul 2008 09:55:31 -0600

Table 51: Zone Descriptions, Textural Properties, Film Densities

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Table 31. Grayscale

chau — Sat, 12 Jul 2008 09:10:13 -0600

The grayscale is shown using both dithered 1-bit graphics and a special manipulation of html table tags. To see the bottom part of the table as a smooth set of grays, you will have to be using a browser capable of rendering advanced table tags.

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Index of zone system tables

chau — Sat, 12 Jul 2008 09:08:12 -0600

Table of contents for this area:

Hints for Interpreting Film Tests

chau — Sat, 12 Jul 2008 08:56:03 -0600

Under development

Special thanks to the ZS mailing list for its feedback during the production of this information

Context

The outline below is a document in progress. It is intended
to help analyze film test results. The first step, is always to
get the film speed nailed down for any target development

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Missing page (j.html)

chau — Sat, 12 Jul 2008 08:53:29 -0600

Not found yet.

Calibrating film density to paper exposure range

chau — Sat, 12 Jul 2008 07:07:56 -0600

This page will turn into a complete chapter at some point. This material augments the rest of the chapter. It is not necesary to test you paperr before proceeding before testing film, but there are advantages to doing so. If you do not test paper, just use the commonly recommended densities for your targeted normal density.

The following snippet of a question is from a reader:

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Hints and tips

chau — Sat, 12 Jul 2008 07:02:12 -0600

Hints and tips to help expedite results

It is easiest to start by testing for N-1 development and film speed than it is to start by testing for Normal development and film speed. After N-1, test for Normal, then N+1, then N+2.

Use one-shot developers. Some developers aren't formally designated asa 1-shot developers but work well that way.

Use fresh chemicals

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đen trắng

Universal Powder Fixer A 300

Fine Grain Universal Powder Film Developer A 03

Hướng dẫn sử dụng A03 và A300

Table 51: Zone descriptions, textural properties, film densities

Table 31. Grayscale

Index of zone system tables

Hints for Interpreting Film Tests

Under development

Missing page (j.html)

Calibrating film density to paper exposure range

Hints and tips

Hints and tips to help expedite results