7Artisans AF 40mm F2.5 Sony E

Prime lenses often force a choice between compact portability and reliable autofocus, leaving Sony E-mount APS-C shooters juggling bulky optics or fiddling with manual focus. The 7Artisans AF 40mm F2.5 solves that by packing a natural 40mm field of view into a lightweight aluminum barrel with fast, quiet STM autofocus. It’s the everyday lens that keeps up with candid moments, street scenes, and environmental portraits without weighing down your kit.

Who is it for

This lens suits Sony E-mount APS-C photographers who want a standard prime for daily shooting. It’s ideal for street photographers who need quick, discreet focusing, content creators filming vlogs or product shots, and enthusiasts stepping up from kit zooms. If you value a compact, metal-bodied lens with dependable autofocus and a bright f/2.5 aperture, this is your workhorse.

Main features

• 40mm focal length on APS-C gives a versatile standard perspective, close to the classic 60mm full-frame equivalent.
• Bright f/2.5 maximum aperture for shallow depth of field and low-light flexibility.
• Fast, near-silent STM autofocus motor for smooth photo and video focus transitions.
• Compact and lightweight aluminum alloy construction, perfect for travel and all-day carry.
• 52mm filter thread for easy use of polarizers, ND filters, or protective filters.
• 7-blade diaphragm produces pleasing, rounded bokeh.
• Minimum focus distance of 0.3 m (11.8 in) lets you get close for detail shots.

Specifications

• Lens type: Prime lens
• Focal length: 40mm
• Maximum aperture: f/2.5
• Minimum aperture: f/22
• Lens mount: Sony E
• Format compatibility: APS-C
• Optical design: 6 elements in 5 groups
• Diaphragm blades: 7
• Minimum focus distance: 0.3 m (11.8 in)
• Maximum magnification: 0.1x
• Autofocus: Yes
• Focus type: Autofocus
• Filter size: 52mm
• Image stabilization: No (lens-based)
• Angle of view: 39°
• Motor type: Stepper motor (STM)
• Construction material: Aluminum alloy
• Field of view: Standard

Tips

Pair this lens with a circular polarizer to cut reflections when shooting through glass or water. For street photography, set the aperture to f/5.6 and use zone focusing for quick, discreet captures. The STM motor ensures smooth focus pulls during video recording, making it a solid choice for hybrid shooters.