THE NEW STANDARD

The RF 50mm F1.8 STM is a compact RF prime lens with a fast f/1.8 aperture capable of high quality images. The lens is small, light and quiet thanks to a redesign of optics for its RF mount and STM motor and ideal for exploring your creativity.

Wide aperture creativity

Create artistic and impactful images at lower ISO thanks to a wide f/1.8 aperture that achieves sharp focus on a subject yet delivers a beautiful blurred background.

Sharp, quiet focusing

The STM (Stepping Motor) technology focuses very smoothly and in near-silence, ideal for stills and video. Super Spectra Coating on the lens elements ensure quality.

Compact and lightweight

At 160g and 40.5mm, it is a highly compact and lightweight partner for your day-to-day shooting with EOS R-series cameras, with no adapter required.

Considered design

Very discreet with a combined focusing and control ring for intuitive control, the lens has a 7-blade circular aperture for superb bokeh and focuses to 0.3m.

Creativity at lower cost

The RF 50mm F1.8 STM offers an affordable way to explore greater creativity, and is a great choice for ambient light portraits with a natural, flattering perspective. 

Key specifications

• STM Motor - Smooth, fast, near silent autofocus
• Wide f/1.8 aperture - Great for low light and stunning bokeh
• Aspheric lens element - Superior sharpness from centre to edge
• RF mount - Compact design with better performance
• Super Spectra Coating - Improves image quality and colour rendering