sentence2_structure: A telescope<>is used<>to make objects in space appear closer$$$A telescope<>to make<>objects in space appear closer$$$objects in space<>appear<>
sentence1: Small instruments, used at this focus, tip with the telescope as the telescope looks at an object.
sentence2: A telescope is used to make objects in space appear closer.
question: What instrument is used to make objects in space appear closer?