French and French System: Difference between pages
(Difference between pages)
Jump to navigation
Jump to search
(Page conversion via llm-mediawiki-rev -jwm) |
(Page conversion via llm-mediawiki-rev -jwm) |
(No difference)
| |
Latest revision as of 03:58, 17 September 2023
The sizing system used for sounds (and other things).
The French (Fr) sizing system is commonly used for sounds and some other medical equipment. One Fr unit is 0.33mm (or about 3/256 inch) -- a starter sound of 18 Fr about 6mm (or just under 1/4 inch).