Two teleconverters will be making their way into Panasonic's full-frame S-system this July. The 1.4x and 2x teleconverters will be compatible with the current S Pro 70-200mm F4 OIS, as well as the 70-200mm F2.8 arriving later this year. The 1.4x converter will give each lens approximately a 100-280mm range, and the 2x converter will likewise extend the zoom range to 140-400mm.

The 1.4x converter comprises 7 lenses in 4 groups, and includes 2 Ultra High Refractive Index Lenses (UHR). The 2x converter is composed of 8 lenses (2 UHR) in 4 groups. Both teleconverters are dust and splash-resistant, and will go on sale in July, priced at $499 and $599, respectively.

Press release:

Panasonic Announces New Teleconverters for LUMIX S Series Telephoto Zoom Lenses

1.4x Teleconverter DMW-STC14 and 2x Teleconverter DMW-STC20

Newark, NJ (May 31, 2019) – Panasonic today announced new teleconverters for the LUMIX S Series telephoto zoom lenses – a 1.4x Teleconverter DMW-STC14 and a 2x Teleconverter DMW-STC20-- available in July . The latest teleconverters can be attached to the LUMIX S PRO 70-200mm F4 O.I.S. (S-R70200)*1, turning the lens into a super telephoto lens with extended zoom range of maximum 400mm with high-speed and high-precision AF. The rugged and dust/splash-resistant*2 design withstands use under harsh conditions, even in -10 degrees Centigrade for high mobility.

Both teleconverters DMW-STC14 and DMW-STC20 will also be compatible with the new 70-200mm / F2.8 S Series lens, to be introduced later in 2019.

Specifications:
DMW-STC14
Lens Composition 7 lenses including 2 UHR (Ultra High Refractive Index Lens) lenses in 4 groups

DMW-STC20
Lens Composition 8 lenses including 2 UHR (Ultra High Refractive Index Lens) lenses in 4 groups

*1 The firmware needs to be updated to its latest version.
*2 Dust and Splash Resistant does not guarantee that damage will not occur if this lens is subjected to direct contact with dust and water.

・Design and specifications are subject to change without notice.