The optical quality of a lens system can be tested in an optics or physics laboratory using bench apertures, optic tubes, lenses, and a source. Refractive and reflective optical properties can be tabulated as a function of wavelength, to approximate system performances; tolerances and errors can also be evaluated. In addition to focal integrity, aspheric lens systems can be tested for aberrations before being deployed. Splet15. apr. 2024 · X-Pro3 XF18mm f/1.4R WR @f/5.6. The XF18mm f/1.4 R WR REALLY feels at home on the X-Pro1-2-3 bodies. On this particular series of camera bodies it feels just right. Not at all front heavy. The lens has a front filter thread of 62mm, it weighs 370g and measures 68.8mm in width and 75.6mm in length.
Panasonic Leica 15mm f1.7 review Cameralabs
Splet08. feb. 2024 · The APO-Summicron-SL 75mm f/2 ASPH Squeezed into the confines of the relatively small 67mm diameter barrel is a revolutionary new optical design consisting of 11 elements in 9 groups with one aspherical. The aspherical … Splet28. jun. 2014 · The Leica Summilux 15mm f1.7 is a high quality general-purpose prime lens for Panasonic and Olympus bodies, and one that's also priced fairly compared to … solva webcam
Leica to announce a new 21mm f/2 APO lens for the SL system …
Splet11. jul. 2024 · POWER O.I.S. or the Panasonic Lumix G 25 mm f/1.7 ASPH. The Panasonic Leica DG Summilux 12 mm f/1.4 ASPH is the youngest fast fixed focal length lens in that system. It was presented in June 2016 and we got down to checking its performance with real pleasure. Our impressions you can find in the following chapters – happy reading! Splet08. jan. 2024 · The lens combines a compact form factor with a super ultra-wide field of view making it the perfect companion for landscape, seascape, night, architecture, … Splet04. sep. 2024 · Heavy vignette. Some viewfinder blockage. Leica's Summilux series of f/1.4 lenses carry a hefty asking price, but back it up with quality. The Summilux-M 28mm f/1.4 ASPH. ($6,595) appeals to wide ... solvatochromic sensitivity