Yongnuo YN 35mm f/2R DF DSM

The Yongnuo YN 35mm f/2R DF DSM is a compact prime for Canon RF full-frame cameras. Yongnuo introduced it in 2024, and it remains in production. A 35mm prime suits street, travel and everyday photography, where one moderate wide framing covers most scenes. For reportage and candids, that view keeps both subject and setting in the picture.

The main trade-off is the fixed focal length. You frame by moving closer or farther away instead of zooming. That suits photographers who like one framing, and it limits those who need zoom flexibility for events or travel.

At 9.9 oz (280 g), 2.64 in (67 mm) across and 2.83 in (72 mm) long, this is a small, light full-frame prime. The 52mm front thread accepts screw-in filters, a common size. Any polariser or ND filter attached directly to the lens must match that 52mm thread.

This lens scores 78/100 for its optical specification. The f/2 maximum aperture is the key working strength. It admits roughly twice the light of f/2.8, which helps hold ISO down in dim interiors, restaurants and evening streets. You can also keep shooting after dark without a flash.

Wide open, f/2 also separates a subject from its background. At 35mm the effect is gentle rather than strong, because the focal length keeps more depth in the scene. Step close for a portrait and the eyes stand out while the street behind softens.

Focus reaches to 1.1 ft (35 cm) from the subject. That is close enough to frame a plate of food, a bookshelf detail or a small product on a table. Combined with f/2, the working distance gives useful separation on objects this size.

The 35mm view is wide enough to take in a room or a street corner without the obvious stretch of a wider lens. If your work needs a wider expanse or a tighter head shot, this single focal length will not cover both.

This lens scores 32/100 for its feature specification. There is no image stabilization, so the lens itself offers no help against hand shake. Any shake reduction has to come from the camera body. In very dim light, a higher ISO or a steady support makes up the difference.

Weather sealing is present, which helps guard the joints against dust and moisture in changeable outdoor conditions. The front element has no fluorine coating. That coating type is designed to repel water and oil, so cleaning smudges here takes a little more care.

The design includes one aspherical element. Its shaped surface helps correct distortion, the fault that bends straight edges, which matters for buildings and door frames at 35mm.

A single low-dispersion element helps reduce chromatic aberration. Those coloured fringes can appear along high-contrast edges, such as a dark figure against a bright sky. Internal focusing keeps the barrel from extending as focus changes, which helps when working close.