Sigma 30mm f1.4 DC DN Contemporary - L-Mount *Open Box FF they deliver exceptional image quality

they deliver exceptional image quality starting from a minimum focusing distance of 58 cm

constant F4 maximum aperture throughout the zoom range keeps the brightness even when length is changed

Celestron’s telescope engineers worked hand-in-hand with battery suppliers on PowerTank Lithium LT to ensure that it does not experience this dropoff in performance

Approximately 650 full power flashes per charge

Sigma 30mm f1.4 DC DN Contemporary - L-Mount *Open Box FF they deliver exceptional image qualityDesigned for APS C mirrorless cameras like the Sony E Mount and Micro Four Thirds, the high performance Sigma 30mm 1. 4 DC DN Contemporary features a large F1. 4 aperture which is great for lowlight photography and for creating shallow depth of field. Video work is made easy by a stepping motor, which provides fast and accurate autofocus. Each lens is hand crafted in Aizu Japan, individually inspected before shipping and works with the Sigma USB Dock