An astronomical telescope on an equatorial mount.
- ‘Dr Paul Callanan said restoration work had already been completed on the main instrument, an equatorial telescope in the dome.’
- ‘For an equatorial telescope to track accurately, its polar axis must be aligned with the pole.’
- ‘This knowledge is not required to enjoy using a telescope, or even to use an equatorial telescope because such scopes can be used for casual viewing without mastering all the skills first.’
We take a look at several popular, though confusing, punctuation marks.