Tenglong announces the development of 17-50mm F4 wide-angle zoom lens: Sony E bayonet, internal zoom structure

Thanks to CTOnews.com netizen seabuckthorn, radish peel, rain and snow, independent photographers for their clues! CTOnews.com August 24 news, Tenglong lens official announced today, will develop a Sony E mount wide-angle zoom lens for 35mm full-frame mirrorless camera--17-50mm F / 4 Di III VXD (model A068)(hereinafter referred to as 17- 50mm F4).

According to introduction, 17- 50mm F4 is a wide-angle zoom lens with constant F4 aperture covering photos and video common focal length, with ultra-wide angle 17mm to standard focal length 50mm.

AF drive system adopts linear motor focusing mechanism VXD; adopts internal zoom structure, lens length remains unchanged when zooming, easy to level when installed on stabilizer and other equipment.

The closest shooting distance at the wide-angle end of the lens is 0.19m, the far end is 0.30m, and the filter aperture is φ67mm, which is unified with the full-frame mirror-free lens series products.

Tenglong said that the 17- 50mm F4 lens product is under development and is scheduled to be launched in the autumn of 2023. CTOnews.com will be watching for follow-up listing information.