Difference between revisions of "Belt (of a fixed lens)"
Jump to navigation
Jump to search
m (1 revision) |
m (1 revision) |
||
| Line 9: | Line 9: | ||
{{languages|Belt (of a fixed lens)}} | {{languages|Belt (of a fixed lens)}} | ||
[[Category:2.2 Optical Apparatus] | [[Category:2.2 Optical Apparatus]] | ||
[[Category:Alphabetical Index]] | [[Category:Alphabetical Index]] | ||
[[Category:IALA Dictionary 1970-89 Edition]] | [[Category:IALA Dictionary 1970-89 Edition]] | ||
Revision as of 00:05, 25 February 2009
2-2-095
The optically central portion of a fixed lens, consisting of a refracting element of annular shape and lenticular cross-section.
Please note that this is the term as it stands in the original IALA Dictionary edition (1970-1989)
