( ( Notice ( that ( ( this lens ) ( ( is actually ) ( different ( than ( the ( plano ( convex lens ) ) ) ) ) ) ) ) ) ( ( ( ( ( used ( in ( the ( original ( Galilean telescope ) ) ) ) ) , ) but ) ( still ( gives ( the ( same results ) ) ) ) ) . ) )
(ROOT (S (NP (NP (NNP Notice)) (SBAR (IN that) (S (NP (DT this) (NN lens)) (VP (VBZ is) (ADVP (RB actually)) (ADJP (JJ different) (PP (IN than) (NP (DT the) (NN plano) (NN convex) (NN lens)))))))) (VP (VP (VBD used) (PP (IN in) (NP (DT the) (JJ original) (NNP Galilean) (NN telescope)))) (, ,) (CC but) (VP (ADVP (RB still)) (VBZ gives) (NP (DT the) (JJ same) (NNS results)))) (. .)))
Notice that this lens is actually different than the plano convex lens used in the original Galilean telescope, but still gives the same results.
(ROOT (S (NP (DT The) (ADJP (RBS most) (JJ common)) (JJ two-lens) (NN telescope)) (, ,) (PP (IN like) (NP (DT the) (JJ simple) (NN microscope))) (, ,) (VP (VBZ uses) (NP (NN convex) (NNS lenses))) (. .)))