Tech tip · Document Archiving
Things to Know About Microfilm Resolution
What microfilm resolution means, how it is read under ANSI/AIIM MS23, what affects it and how much loss is acceptable per generation.
1 min readEastman Park Micrographics
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Tech tip · Document Archiving
Methylene Blue Test for Residual Thiosulfate
The Methylene Blue test measures residual thiosulfate to confirm microfilm is properly washed and meets life expectancy standards.
1 min readEastman Park Micrographics
Tech tip · Document Archiving
Tools and Procedures for Cleaning Imaging Equipment Optics
Clean imaging equipment optics with a lint-free cloth slightly dampened with water; tools and supplies for capture devices and duplicators.
1 min readEastman Park Micrographics
Tech tip · Document Archiving
Film Processing Lab Decommissioning Procedure
Standard procedure for removing chemicals, equipment and contaminated materials from a film processing lab, including silver recovery and safety.
2 min readEastman Park Micrographics
Tech tip · Document Archiving
Ideal Lighting in a Microfilm Camera Room
Minimal overhead lighting gives planetary and rotary camera rooms uniform exposure, better productivity and fewer rejects.
1 min readEastman Park Micrographics
Tech tip · Document Archiving
Protecting Microfiche in Drawers with Molecular Sieves
How to place Molecular Sieves in microfiche drawers to give fiche the same protection that roll film boxes receive.
1 min readEastman Park Micrographics
Tech tip · Document Archiving
EPM Tech Tip 039: Densitometer Use and Calibration Procedure
Guidelines for correct densitometer use and daily calibration so that film density readings are accurate and repeatable.
1 min readEastman Park Micrographics
Tech tip · Document Archiving
Processor Control Troubleshooting Checklist
Step-by-step checklist for finding the cause when processor control strip values fall outside the allowed range.
1 min readEastman Park Micrographics
Tech tip · Document Archiving
Cleaning Procedure for Processor Wash Tanks
Monthly bleach cleaning procedure to remove algae and deposits from processor wash tanks and water jackets.
1 min readEastman Park Micrographics
Tech tip · Document Archiving
EPM Tech Tip 034: Typical Microfilm Density and Resolution
How processed microfilm density and resolution are typically evaluated using three white density documents flanked by resolution targets.
1 min readEastman Park Micrographics
Tech tip · Document Archiving
The Microfilm Duplication Tree
The microfilm duplication tree: how camera negative film yields later generations with the right contrast and polarity for masters and distribution.
1 min readEastman Park Micrographics
Tech tip · Document Archiving
Suggested Target Layout on a Microfilm Roll
Suggested placement of resolution test targets and white density documents at the start and end of each microfilm roll.
1 min readEastman Park Micrographics