The #1 lens (yellow dot on aperture) is a weak clarifier lens which can be used with any scope.
The #2 lens (green dot on aperture) is a standard clarifier.
This lens will usually work best with a 3, 4 or 6 power scope lens or larger.
The #3 lens (red dot on aperture) is mainly used to clear up a high powered lens.
All super peep apertures will work with the super ball peep housing.
Clarifier included.