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What Is Longitudinal Chromatic Aberration and Why Is it So Hard to Correct?

14 June 2026 at 14:30

Close-up of a shiny metal flute on the left, and a digital illustration of curved camera lens elements with colored light paths on the right.

Have you ever looked at a photo and wondered, "What's with all the green and pink colors around high-contrast edges?" That's longitudinal, or axial, chromatic aberration. LoCA. It's common, very difficult to prevent optically and nearly as hard to remove during post-processing.

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Light Lens Lab 35mm f/1.4 ASPH β€˜11873’ Review: All the Joy for Way Less Money

6 June 2026 at 14:01

A camera lens with yellow and white distance and aperture markings sits upright on an orange background. The "PetaPixel Reviews" logo appears in the lower left corner.

Amongst the plethora of different versions of the Leica M 35mm f/1.4 Summilux lenses, the β€œ11873” model has garnered special attention. This double-aspherical design is famous for its lens character and classic glow at wider apertures. Of course, lens aficionados have driven the price of this original lens to astronomical values, which is where Light Lens Lab has stepped in.

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The Chinese Lens Boom Continues With a Flood of New Releases

16 May 2026 at 19:00

A trio of images showing different camera lenses: a compact lens with a wide mount, three tube-shaped macro probe lenses, and a large telephoto lens on a reflective surface, all against a blue-grey background.

Chinese lens makers are arriving at the 2026 trade show season with an unusually aggressive wave of new autofocus optics, compact primes, and experimental designs aimed at everything from cinema production to casual street photography.

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Laowa’s Insanely Wide Fisheye Zoom Lens is Muffin-Sized

21 May 2026 at 15:13

A fisheye photo of a tall brick building with two chimneys is shown on the left; on the right is a close-up of a black Laowa camera lens with detailed markings.

Venus Optics has announced the Laowa 4.5-10mm f/2.8 CF fisheye zoom lens designed for APS-C or Micro Four Thirds cameras that has an incredible 180-degree field of view at the shortest end.

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