Viltrox AF 40mm f/1.2 Pro APS-C - Lens specs

Note: the image may come from leaked material, be an AI recreation, or be a simple placeholder. Therefore, the final appearance of the lens may vary.

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Sony E Leica L Prime aps-c

Autofocus

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B&H Photo Viltrox AF 40mm f/1.2 Pro APS-C

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Compare with

40mm

Focal length

f/1.2

Max aperture

14mm35mm85mm200mm600mm

▲ 40mm

Max aperture

f/1.4

f/1.2

f/2

Constant Aperture

Zoom Ratio: 1x

Near focus10' 5"

Far focus11' 6"

Total DOF1' 0"

Hyperfocal232' 1"

Subject distance10' 11"

Focal length40 mm

Aperturef/1.2

SensorAPS-C

Illustrative scene preview based on this lens's focal length, aperture, and sensor coverage.

This preview uses 40mm, f/1.2, and APS-C. Subject distance is estimated to keep lens previews comparable.

Minimum focus distance is missing in the current record, so the preview uses a generic safe subject distance.

Recommended Use

Ideal for: Portraits, Street, Walkaround / Daily, Weddings

The best

Bright 40mm APS-C prime with an f/1.2 aperture

Also

Pro-series rumor expected for Sony E and Leica L

Summary

The Viltrox AF 40mm f/1.2 Pro APS-C is emerging as a future autofocus prime for APS-C cameras. Preliminary information points to a fixed 40mm focal length, a very bright f/1.2 maximum aperture and a more ambitious position than a basic compact prime, consistent with Viltrox's Pro naming. It is also expected to appear for Sony E first and later for Leica L, but it should still be treated as a rumor until the company publishes a complete official specification sheet.

For photographers, 40mm on APS-C sits in a short-normal zone that feels natural while being slightly more selective than a classic 35mm-equivalent view. That makes the concept appealing for environmental portraits, casual portrait sessions, street photography, travel and indoor scenes where the subject needs separation without the compressed look of a longer telephoto. The f/1.2 aperture is the most important specification, promising more flexibility in low light and a stronger shallow-depth-of-field look than slower APS-C primes.

In practical use, this lens could interest Sony E users looking for a fast focal length between the familiar 33mm and 56mm options, while also drawing attention from photographers watching the possible APS-C expansion of L-mount. Because weight, dimensions, autofocus motor, optical construction, price and retail timing remain unconfirmed, the lens is best understood as an early reference: promising in concept, but still awaiting confirmation for real-world performance, handling and availability.