PL1260-Z Zoom Gear ~for Panasonic LEICA DG VARIO-ELMARIT 12-60mm F2.8-4.0 ASPH. POWER O.I.S. N100 Automatic TTL flash control and

Automatic TTL flash control and rear curtain sync is not supported by this flash trigger

8L III USM lens

the high pixel count of the A7R (though A7 is no slouch at 24 megapixels)

Effective length: 30mm

while underwater

PL1260-Z Zoom Gear ~for Panasonic LEICA DG VARIO-ELMARIT 12-60mm F2.8-4.0 ASPH. POWER O.I.S. N100 Automatic TTL flash control andZoom gears allow access to the mechanical zoom function of supported lenses. Use of this gear may require the use of additional port extensions or adapters. Check the Port Chart for more details. This zoom gear is for the Panasonic LEICA DG VARIO ELMARIT 12 60mm F2. 8 4. 0 ASPH. POWER O. I. S. lens.