Fujifilm has introduced the GF80mm f/1.7 R WR lens, which the agency is claiming is the world’s first AF-pleasant f/1.7 interchangeable lens for medium format cameras. It’s the quickest lens within the Fujifilm GFX lens lineup and the quickest autofocus lens ever made for medium format cameras.
The 80mm f/1.7 is available in exactly a minute bit prior to the Hasselblad 80mm F/1.9 XCD Lens for the X1D, the outdated quickest medium format autofocus lens.
The Fujifilm lens measures 3.9 inches (99.2mm) lengthy and weighs 1.75 lb. (795g) and components a filter thread dimension of 77mm.
The 80mm f/1.7 components a nine-bladed aperture diaphragm that is created from 12 substances in 9 teams together with one aspherical ingredient and two big ED substances which had been optically balanced to govern spherical aberration and supply advantageous bokeh. Fujifilm claims its extremely-excessive-precision glass molding expertise has been historic on the 2 aspherical lens surfaces to acquire a tolerance of 1/100,000th of a millimeter, which the agency says is 5 events further right than frequent lens molding ways. In consequence, the lens minimizes the “onion-ring” perform within the out of focus areas.
This lens is what Fujifilm historic as a result of the barometer for its low mild focusing claims on the GFX100S, and each it and the GFX100 can focus in low mild all the way down to EV -5.5.
Local weather-resistant seals had been utilized to the barrel at 10 areas on the lens to protect it in opposition to mud and water, whereas additionally providing it with the talent to function at temperatures as little as 14°F (-10°C). The doorway lens ingredient will probably be coated with fluorine.