Example: APO-Summicron-M 50mm F2 ASPH. Most modern-day Leica lenses have the ASPH. abbreviation tacked on to the end of the ...

The lens' optical formula includes 11 elements in 9 groups, with 1 ED lens, 1 aspherical lens, and 2 high-refractive lenses. It also features nano-coating, and the aperture has nine blades.

Recent Videos The lens' optical formula includes 11 elements in 9 groups, with 1 ED lens, 1 aspherical lens, and 2 high-refractive lenses. It also features nano-coating, and the aperture has nine ...

Photolithography at a wavelength of 193 nm in the deep UV with water immersion lenses can now produce microelectronics ... according to the famous Rayleigh formula where κ 1 is a process factor ...

The optical path is impressive for a lens at this price point, featuring 11 elements in 9 groups and including one aspherical element ... which brings the quality of bokeh into the equation. Again, I ...

Google Lens has been around for some time now, so it's easy to forget just how useful this tool can be. From identifying a strange plant in your yard to translating a street sign, you can learn ...

The best lenses for astrophotography can help you create beautiful, detailed images of the night sky. Winter is the best time to do so. Owning one (or more) of the best lenses for astrophotography ...

7.5MM F2.8 fisheye mirrorless camera lens, lens structure of 8 groups and 9PCS. Upgraded product, optimizes the light way for clearer imaging. Z mount, suitable for Nikon Z6 Z7 Z50 and other ...