Viltrox announces AF 40mm F2.5 Z, a full-frame autofocus prime lens for Z-mount

Image: Viltrox Viltrox has announced the new AF 40mm F2.5 Z lens for full-frame Nikon Z-mount cameras. The lightweight prime lens provides a normal field of view, roughly approximating the perspective of human vision.Recent Videos Optically, the AF 40mm F2.5 Z features an internal focus design built around ten elements in six groups. This includes one ED lens, one aspherical lens, three high-refractive index lenses, a high-definition nano-multilayer coating, and a front lens element that includes an anti-fouling coating. The close focus distance is 0.34m (13"). Image: Viltrox The lens includes a 52mm filter thread and features a 7-bladed aperture. The AF 40mm F2.5 Z weighs a relatively lightweight 180g (6.3oz). A stepper motor drives autofocus, and Viltrox says the lens is compatible with face and eye recognition systems. It also says the lens should be suitable for shooting video thanks to low distortion and minimal focus breathing. On the tech side of things, Viltrox says the lens supports full EXIF transmission to the camera, and it includes a USB interface to support future firmware upgrades. Viltrox says the AF 40mm F2.5 Z will be available "as soon as April." It has a suggested retail price of $158. Buy now:$158 at B&H Photo Sample gallery Please do not reproduce any of these images on a website or any newsletter/magazine without prior permission (see our copyright page). We make the originals available for private users to download to their own machines for personal examination or printing (in conjunction with this review); we do so in good faith, so please don't abuse it. Viltrox AF 40mm F2.5 Z specifications Principal specificationsLens typePrime lensMax Format size35mm FFFocal length40 mmImage stabilizationNoLens mountNikon ZApertureMaximum apertureF2.5Minimum apertureF16Aperture ringNoNumber of diaphragm blades7OpticsElements10Groups6Special elements / coatings1 ED element, 1 aspherical element, 3 high refractive index elements, nano-multilayer coatingFocusMinimum focus0.34 m (13.39″)Maximum magnification0.14×AutofocusYesMotor typeStepper motorFull time manualUnknownFocus methodInternalDistance scaleNoDoF scaleNoPhysicalWeight180 g (0.40 lb)Diameter68 mm (2.68″)Length56 mm (2.2″)MaterialsPlasticSealingNoFilter thread52 mmHood suppliedYesTripod collarNo Buy now:$158 at B&H Photo

Apr 26, 2024 - 01:50

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Viltrox announces AF 40mm F2.5 Z, a full-frame autofocus prime lens for Z-mount

Image: Viltrox

Viltrox has announced the new AF 40mm F2.5 Z lens for full-frame Nikon Z-mount cameras. The lightweight prime lens provides a normal field of view, roughly approximating the perspective of human vision.

Recent Videos

Optically, the AF 40mm F2.5 Z features an internal focus design built around ten elements in six groups. This includes one ED lens, one aspherical lens, three high-refractive index lenses, a high-definition nano-multilayer coating, and a front lens element that includes an anti-fouling coating. The close focus distance is 0.34m (13").

Image: Viltrox

The lens includes a 52mm filter thread and features a 7-bladed aperture.

The AF 40mm F2.5 Z weighs a relatively lightweight 180g (6.3oz). A stepper motor drives autofocus, and Viltrox says the lens is compatible with face and eye recognition systems. It also says the lens should be suitable for shooting video thanks to low distortion and minimal focus breathing.

On the tech side of things, Viltrox says the lens supports full EXIF transmission to the camera, and it includes a USB interface to support future firmware upgrades.

Viltrox says the AF 40mm F2.5 Z will be available "as soon as April." It has a suggested retail price of $158.

Buy now:

$158 at B&H Photo

Sample gallery

Please do not reproduce any of these images on a website or any newsletter/magazine without prior permission (see our copyright page). We make the originals available for private users to download to their own machines for personal examination or printing (in conjunction with this review); we do so in good faith, so please don't abuse it.

Viltrox AF 40mm F2.5 Z specifications

Principal specifications
Lens type	Prime lens
Max Format size	35mm FF
Focal length	40 mm
Image stabilization	No
Lens mount	Nikon Z
Aperture
Maximum aperture	F2.5
Minimum aperture	F16
Aperture ring	No
Number of diaphragm blades	7
Optics
Elements	10
Groups	6
Special elements / coatings	1 ED element, 1 aspherical element, 3 high refractive index elements, nano-multilayer coating
Focus
Minimum focus	0.34 m (13.39″)
Maximum magnification	0.14×
Autofocus	Yes
Motor type	Stepper motor
Full time manual	Unknown
Focus method	Internal
Distance scale	No
DoF scale	No
Physical
Weight	180 g (0.40 lb)
Diameter	68 mm (2.68″)
Length	56 mm (2.2″)
Materials	Plastic
Sealing	No
Filter thread	52 mm
Hood supplied	Yes
Tripod collar	No