Patent attributes
An optical device such as a telescope may be connected to a camera through the use of a camera that acts as a lens cap for the optical system. The optical device may have an eyepiece and a housing within which a lens is retained. The adapter may have a cover portion, a housing attachment feature, an eyepiece attachment feature, and one or more camera attachment features. The cover portion may cover an end of the housing, and may have an imaging aperture. The housing attachment feature may be positioned at a periphery of the cover portion, and may attach the cover portion to the housing. The eyepiece attachment feature may be positioned proximate the imaging aperture to attach the cover portion to the eyepiece. The camera attachment features may facilitate attachment of a camera to the cover portion in alignment with the imaging aperture.

