The most common and most likely answer to this crossword clue is the 5 letter word LUMEN which also is the latest solution we found used in New York Times in 1984.
Optical unit crossword clue answers
Here's a list of possible crossword answers ranked by the most likely to least likely.
| Answer | Likelyness | Letters |
|---|---|---|
| LUMEN | 100 % | 5 |
Words with a meaning similar to the clue: Optical unit
These words may or may not be a possible solution to this crosswords clue.- diameter
- fresnel
- barrel
- camera
- condenser
- field
- flied
- parallax
- quadrant
- resolution
- rod
- sextant
Crossword Answer definitions
LUMEN noun- In the International System of Units, the derived unit of luminous flux; the light that is emitted in a solid angle of one steradian from a source of one candela. Symbol: lm.
- The cavity or channel within a tube or tubular organ.
- The cavity bounded by a plant cell wall.
- The bore of a tube such as a hollow needle or catheter.
More crossword clues leading to the same solutions
Here's a few more crossword clues - all leading to the identical solution