Rocky Nook Astrophotography by Thierry Legault newsigma an XD Linear Motor system

an XD Linear Motor system is employed that is quick and quiet

this zoom lens balances both a versatile focal length range along with a sophisticated optical design for maintained image quality

OP/TECH USA System Extensions Connectors (2-Pack)

despite the absence of a mechanical shutter

Rocky Nook Astrophotography by Thierry Legault newsigma an XD Linear Motor systemTodays photographic equipment allows amateurs to take pictures of the stars that far surpass images taken just a few decades ago by even the largest observatories and this book will teach you how. Author and world renowned astrophotographer Thierry Legault teaches the art and techniques of astrophotography: from simple camera on tripod night scene imaging of constellations, star trails, eclipses, artificial satellites, and polar auroras to more