How To Use Orthochromatic film In A Sentence

Orthochromatic film was only sensitive to the brightest natural light.
Orthochromatic films are not sensitive to red light at all, and may be developed under a red safelight.
Even the orthochromatic films were not sensitive to red light.
Even the orthochromatic films were not sensitive to red light.
I use traditional panchromatic films for the interpositive and an orthochromatic film for the final enlarged negative.

Linguix Browser extension

Fix your writing
on millions of websites

Get Started
For Free Watch how it works

Linguix writing coach

I use traditional panchromatic films for the interpositive and an orthochromatic film for the final enlarged negative.
Orthochromatic films are not sensitive to red light at all, and may be developed under a red safelight.