We found 8 dictionaries that define the word filter factor:

General (4 matching dictionaries)

1. filter factor: Merriam-Webster
2. filter factor: Infoplease Dictionary
3. filter factor: Dictionary.com
4. Filter factor: Wikipedia, the Free Encyclopedia

Computing (2 matching dictionaries)

5. filter factor, Filter factor: Encyclopedia

Tech (2 matching dictionaries)

6. Glossary of video terms (No longer online)
7. PhotoNotes Dictionary of Film and Digital Photography (No longer online)

Definitions from Wikipedia (Filter factor) ▸ noun:  In photography, filter factor refers to the multiplicative amount of light a filter blocks. ▸ Words similar to filter factor ▸ Usage examples for filter factor ▸ Idioms related to filter factor ▸ Wikipedia articles (New!) ▸ Words that often appear near filter factor ▸ Rhymes of filter factor ▸ Invented words related to filter factor