We used the telescope for observing and taking pictures of the sun, the camcorder for pictures of ourselves and environment, and the camera mainly for pictures of the sun.
(We; used; the telescope for observing and taking pictures of the sun, the camcorder for pictures of ourselves and environment, and the camera mainly for pictures of the sun)
We
used
the telescope for observing and taking pictures of the sun, the camcorder for pictures of ourselves and environment, and the camera mainly for pictures of the sun