Sigma 30mm f1.4 DC DN Contemporary - L-Mount *Open Box FF Celestron’s telescope engineers worked hand-in-hand

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

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

Nano Crystal Coat (N) cuts through ghosting and flare for outstanding backlight tolerance

Output Connection: USB-C

Sigma 30mm f1.4 DC DN Contemporary - L-Mount *Open Box FF Celestron’s telescope engineers worked hand-in-handDesigned 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