Aspheric lenses have at least one surface that is not a true sphere. The aspheric profile used is frequently a conic surface of revolution about the lens axis, matched in design to the shape of the ...

The Model 5720-C kit contains six lenses mounted in threaded holders and a Model 5709 RMS-threaded adapter for mounting the lenses as microscope objectives. The compact glass plano-convex aspheric ...

Optical Surfaces Ltd is a leading producer of large diameter aspheric lenses used as critical focusing optics in high-power laser research. Large diameter Aspheric lens. Image Credit: Optical ...

The RF24mm has 15 elements across 11 groups, including two UD lenses and an aspherical lens. The RF50mm has 14 elements across 11 groups, including one UD lenses and two aspherical lenses. The ...

Chinese lens maker Venus Optics recently released two new Laowa lenses: the 15mm F/5 Cookie full-frame and 12-24mm F/5.6 Zoom Shift CF. Both lenses are now available for pre-order at B&H.

Costing a fraction of Leica, Panasonic, Nikon and Sony own-brand 85mm primes, the Meike 85mm f/1.8 Pro still offers full ...

Artisans has announced the 10mm F2.8 II, a full-frame fisheye lens for Canon RF, Nikon Z, Sony E and L-mount camera systems, which replaces the company's existing 10mm F2.8 lens. 7Artisans suggests ...

The XCD 3,4/75P delivers a 59mm equivalent field of view on Hasselblad's medium format digital cameras.

The super-wide, super-fast and super-distorted 7Artisans 10mm f/2.8 II ultra-wide prime is equally brilliant for astro and ...