Nikon NIKKOR Z 50mm F/1.8 S

The Nikon NIKKOR Z 50mm F/1.8 S is a standard prime for Nikon Z full-frame cameras. Nikon introduced it in 2018. The 50mm focal length suits portraits, street photography and indoor social pictures when you have room to choose your position.

It appeals to anyone who wants one light lens for everyday people photography. The wide F/1.8 maximum aperture is a large part of that appeal. Reportage, family gatherings and travel portraits all sit within its reach.

The main trade-off is the fixed focal length. You frame by stepping closer or back rather than zooming. Think about whether you can move freely around your usual subjects. A fixed position at an event limits how much of a scene you can include.

This lens weighs 14.6 oz (415 g) and measures 3.41 in (86.5 mm) long and 2.99 in (76 mm) across. Account for the camera and lens together when planning what to carry. Keep the front glass protected when putting the camera down between pictures.

The front takes 62mm screw-in filters. Any polariser or ND filter attached directly to the lens must match that thread.

At 50mm on full frame, you can frame portraits, a market stall or details within a room. Exact framing depends on distance. Step back to include more of a group or setting; move closer for a more prominent subject. Moving also changes perspective, so check the relationship between the subject and background.

The F/1.8 maximum aperture is this lens's defining strength. That wide opening lets in plenty of light, which can help keep shutter speeds usable in dim interiors, at dusk and by window light. For evening street scenes and candlelit rooms, that head start matters.

Wide open, the aperture also lets a portrait subject stand apart from a distant background. How strongly depends on the distance between subject, background and camera. Stop down and depth of field deepens for group shots and street scenes.

Closest focus is 1.3 ft (40 cm), measured from the sensor. This allows nearby details such as food or flowers. Leave room ahead of the front glass and avoid shading the subject.

Nikon seals this lens against dust and moisture. That helps when portraits run long outdoors or a street session turns damp. The sealing is a safeguard, so it still pays to wipe the camera dry and shelter it in heavy rain.

There is no stabilisation in the lens. A camera with body stabilisation can reduce shake for still scenes. Firm support helps with long exposures. Moving people still need enough shutter speed for their movement.

Keep the front glass clean after outdoor work. Remove loose grit before wiping marks with a suitable cloth. Keep the lens capped during transport to reduce the chance of dirt reaching the glass.

The optical path uses 12 elements in nine groups, including two aspherical and two ED elements. Aspherical surfaces help correct distortion, which bends straight edges, and spherical aberration, which can soften detail. ED glass helps reduce chromatic aberration, the coloured fringes that can appear along high-contrast edges in backlit portraits.