06 Aug A mysterious firmware update turns the Viltrox 85mm F1.8 lens into an even faster F1.6 prime

Source: DP Review

The $400 Viltrox 85mm F1.8 lens is a popular choice for Sony E and Fujifilm X users due to its compelling blend of performance and value. Owners have remarked that the lens delivers sharp image quality even when shot wide open. It now appears that wide open can be made even wider with a firmware update allowing the lens to become an F1.6 prime.

Photographer Stefan Malloch has published a video tutorial, seen below, which shows how to use the USB port on the lens to update the lens. This update allows the lens to open its aperture wider, changing the maximum aperture from F1.8 to F1.6. With a simple firmware update, you can get an extra one-third of a stop of light gathering capability.

As PetaPixel notes, there are conflicting reports as to the origin of the firmware. Sony Addict reported that the firmware was released officially in China. FujiRumors, on the other hand, reached out to Viltrox and was told that firmware to turn the F1.8 lens into an F1.6 lens had not been released. All this is to say that installing (possibly unofficial) firmware into your lens is a risk with unknown consequences.

Supposing you still want to update your lens using Malloch’s video above, what can you expect from the Viltrox 85mm F1.6 lens? Malloch also published an overview video of the lens, including sample images.

As mentioned earlier, the Viltrox 85mm F1.8 (or F1.6) lens is available as a full-frame lens for

A mysterious firmware update turns the Viltrox 85mm F1.8 lens into an even faster F1.6 prime posted on DP Review on .

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