Processing Problems and Solutions

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20 Terms

1
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<p>What causes an <strong>underdeveloped</strong> film? </p>

What causes an underdeveloped film?

  • Inadequate developing time

  • Developer solution cold

  • Timer not working

  • Depleted solutions

2
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<p>What causes an <strong>overdeveloped</strong> film?</p>

What causes an overdeveloped film?

  • Excessive development time

  • Developing solution too hot

  • Timer not working

  • Developer solution concentrated

3
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<p>What causes <strong>reticulation of emulsion?</strong> </p>

What causes reticulation of emulsion?

Sudden temperature change between developer and water bath

4
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<p>What causes <strong>developer spots</strong>? </p>

What causes developer spots?

Developer touches film before processing

5
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<p>What causes <strong>fixer spots</strong>? </p>

What causes fixer spots?

Fixer comes in contact with film before processing.

6
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<p>What causes <strong>yellow-brown stains</strong>? </p>

What causes yellow-brown stains?

  • Exhausted developer or fixer

  • Not sitting in fixing solution long enough

  • Did not rinse well enough

7
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What are the 3 errors correlated to time and temperature?

  1. Underdeveloped film

  2. Overdeveloped film

  3. Reticulation of emulsion

8
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What are 3 types of chemical contamination?

  1. Developer spots

  2. Fixer spots

  3. Yellow-brown stains

9
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What are the 8 types of film handling errors?

  1. Developer cut-off

  2. Fixer cut-off

  3. Overlapped films

  4. Air bubbles

  5. Fingernail artifact

  6. Fingerprint artifact

  7. Static electricity

  8. Scratched film

10
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<p>What causes <strong>developer cut-off</strong>?</p>

What causes developer cut-off?

Low level of developer

11
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<p>What causes <strong>fixer cut-off</strong>?</p>

What causes fixer cut-off?

Low level of fixer

12
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<p>What causes <strong>overlapped films</strong>? </p>

What causes overlapped films?

Two films touching during developing.

13
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<p>What causes<strong> air bubbles</strong> in film? </p>

What causes air bubbles in film?

Air trapped on film before going through processing solutions.

14
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<p>What causes<strong> fingernail artifact</strong>? </p>

What causes fingernail artifact?

Scratched by operators nails.

15
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<p>What causes the<strong> fingerprint artifact</strong>?</p>

What causes the fingerprint artifact?

Fluoride or developer on fingers when processing.

16
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<p>What causes <strong>static electricity</strong> error? </p>

What causes static electricity error?

Film packets opened quickly and shows black lines

17
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<p>What causes <strong>scratched film</strong>? </p>

What causes scratched film?

Emulsion removed by sharp object as white lines.

18
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What are the 2 types of lighting errors for film?

  1. Light leak

  2. Fogged film

19
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<p>What causes<strong> light leak</strong>? </p>

What causes light leak?

Accidental exposure to light

20
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<p>What causes <strong>fogged film</strong>? </p>

What causes fogged film?

  • Improper safelight use

  • Light leaks in darkroom

  • Outdated film

  • Improper film storage

  • Contaminated solutions