Contre-Jour with the RF 50mm f/1.2L
Shooting directly into a light source is the fastest way to ruin a technically correct photograph and the slowest way to make a memorable one. The RF 50mm f/1.2L USM handles the contradiction better than it has any right to.
The technique is contre-jour — French for “against the day,” meaning your subject is between you and the primary light source. The light halos the subject, separates them from the background, and collapses foreground detail into silhouette or near-silhouette. It is a high-drama, low-information look. That tradeoff is the whole point.
Set the lens to f/1.2 or f/1.4. The wide aperture does two things simultaneously: it holds subject separation against a blown background, and it generates the characteristic focus fall-off that makes contre-jour on a fast prime feel cinematic rather than accidental. Stop down to f/4 and the image becomes a document. Stay wide and it becomes a statement.
The Canon R-series metering will try to protect you from itself. In evaluative mode, a bright background will underexpose the subject. Switch to spot metering locked to your subject’s face or the brightest mid-tone you want to hold, then dial in positive exposure compensation — +1 to +2 stops depending on how much rim light is wrapping. If you’re shooting on the R5 or R6 Mark II, let Eye AF run. It will hold on the near eye even when the face is partially silhouetted, which is the single most useful thing modern autofocus has done for this technique.
Flare is not an accident here — it is structural. The RF 50mm f/1.2L produces a controlled, low-contrast bloom rather than the chaotic starburst of cheaper glass. It integrates into the image rather than dominating it. That said, a slight angle shift of two or three degrees will change the flare character entirely. Work the position, not the settings.
Contre-jour rewards patience and punishes passivity. The light will shift, and you have about fifteen minutes before it does.