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Film comparison

Kodak Tri-X vs SFL UN75

What the catalogue holds about each, and the times they share. A dash means a figure has not been read off a datasheet — nothing here is estimated.

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Specification side by side

Film Kodak Tri-X Kodak Tri-X SFL UN75 SFL UN75
Maker Kodak SFL
ISO 320 320
Type B&W negative B&W negative
Process B&W B&W
Status In production In production
Formats — —
Grain (RMS) — —
Resolving power — —
Latitude — —
First released 1940 —
Reciprocity data No No
Published times 217 0

Developers in common

Each film’s time at its own box speed in the same developer, at the same dilution and temperature. Every time opens the full table for that film in that developer.

No developer has a time for all of these at the same dilution and temperature

Each film’s own page lists every developer it has published times in.