Levenhuk Skyline PRO 105 MAK is a catadioptric telescope of Maksutov-Cassegrain design that delivers high-quality views while remaining compact and lightweight. The 102-millimeter (4-inch) aperture gathers 28% more light than a 90-millimeter (3.5-inch) counterpart, and the telescopes long focal length - 1300 millimeters (51 inches) - allows for high magnifications that deliver sharp images during observations and astrophotography.