$300 to $400

Features Waterproof Fog-proof BAK4 Optics Lightweight Fully Multi-Coated Cleaning Pen Included Description Alpen Apex binoculars deliver stunni...

Features Waterproof BAK4 Optics Long Eye Relief Fully Multi-Coated Lightweight and ergonomic open hinge body design Twist-up eyecups Cleaning Pen...

The L-eXtreme is a two-band filter and the ideal choice for strong suppression of light pollution. It enables astrophotos of objects with narrow-ba...

Features Waterproof Fog-proof BAK4 Optics Lightweight Fully Multi-Coated Cleaning Pen Included Description Alpen Apex binoculars deliver stunn...

Features Waterproof Macro/Micro Focus Wheel Dielectric Prism Coated Telescopic Sun Shade Includes Field Carry Case Video Description Alpen's ...

Description View ultra faint stars on video in real time using the QHY5III290 USB 3.0 series camera with the Sony IMX290 STARVIS Exmor R back illu...

Description Medium size. The QHYCFW3M supports a carousel holding five 2-inch mounted or 50mm unmounted filters or a carousel holding seven 36mm u...