Solutions The ratio of the focal length of a camera lens to the diameter of the aperture being used has 6 entries with similar clues
- 2-letter words
- piThe ratio between circumference and diameter
- 4-letter words
- zoomType of camera lens
- 5-letter words
- radiiIn circle, they are half diameter in length
- 7-letter words
- reticleNetwork of lines placed at the focal plane of lens for locating and aiming
- 8-letter words
- reticuleNetwork of lines placed at the focal plane of lens for locating and aiming
- 9-letter words
- graticuleNetwork of lines placed at the focal plane of lens for locating and aiming