AST Core 10mm M54 Extension Tube | AST-EXT-M54-10 enhance Diameter: 20mm (0

Diameter: 20mm (0

Discover our Solar System with the Celestron AstroMaster 90EQ

Warranty & Reliability: Our updated barrel design boasts a longer lifespan and comes backed with a 1-year barrel warranty for added peace of mind

especially in the winter time

AST Core 10mm M54 Extension Tube | AST-EXT-M54-10 enhance Diameter: 20mm (0AST Core 10mm M54 Extension Tube This 10mm M54 Extension Tube is designed to provide the perfect balance between ease of use and enhanced optical performance. By adding 10mm of extra focal length to your optical path, it allows for finer focusing adjustments, ensuring sharper, more precise images. You can also easily combine it with other M54 extension tubes or spacer rings to achieve the perfect focus for any setup. Whether you're an