Leica 35mm f/2 Summicron-M Aspherical Lens with Protection Ring for M-Mount, Silver, Germany, 6-Bit {E39} 11674

Leica's 35mm Summicron-M ASPH: the rangefinder standard-bearer.

The Summicron-M 35mm f/2 ASPH is the lens Leica shooters reach for when they want one body, one focal length, and no excuses. Seven elements in five groups, an aspherical optical design, and 6-bit encoding for M digital bodies give this lens a technical foundation that holds up across every shooting situation. The 63-degree angle of view sits right at the edge of wide and normal, making it a natural fit for documentary and street work where framing needs to feel decisive than labored. The 11-blade circular iris renders out-of-focus areas smoothly at f/2 without the angular artifacts that plague simpler designs.

At 53mm long and 340g, this lens disappears on a Leica M body in a way that larger glass simply cannot. The all-metal construction includes a rectangular screw-mount hood and a protective ring for the 39mm filter thread, both included. Minimum focusing distance sits at 70cm, suitable for environmental portraits and tight street frames. The silver finish pairs with chrome M bodies and silver-trimmed M-Ps without compromise. Made in Germany, built to a standard that makes the price feel rational over a decade of use.

Who It's For

Street photographers working in tight spaces benefit from the 53mm physical length and 340g weight, which keep a Leica M rig genuinely pocketable. Documentary shooters get the 63-degree angle of view that reads naturally in editorial contexts without going conspicuously wide. Portrait photographers working in available light rely on f/2 and the 11-blade iris for smooth subject separation in dim environments. Travel photographers who shoot on M bodies and want a single lens that covers candid work, architecture, and food without switching will find the 35mm focal length sits at the right midpoint.

Key Features

• 35.3mm f/2 focal length on Leica M mount
• Aspherical optical design with seven elements in five groups
• 6-bit encoding for automatic lens data on M digital bodies
• 11-blade circular aperture for smooth bokeh rendering
• 53mm length and 340g weight for rangefinder portability
• All-metal construction with screw-mount hood and filter ring included
• 63-degree angle of view for documentary and street photography

FAQ

What makes the 35mm Summicron-M ASPH different from older Summicron-M 35mm lenses?

The aspherical optical design corrects distortion and spherical aberration more aggressively than earlier versions, delivering edge-to-edge sharpness at all apertures. The 6-bit encoding also allows modern M digital bodies to record lens data automatically.

Is 70cm minimum focus close enough for environmental portraits?

Yes. At 35mm on an M body, 70cm gives you head-and-shoulders framing with environment, which is the sweet spot for documentary portraiture. Tighter close-ups demand stepping back or using closer-focusing glass.

How does the 11-blade iris affect bokeh compared to standard designs?

Eleven blades create a nearly circular aperture opening, so out-of-focus areas render as smooth, rounded shapes rather than the polygonal artifacts you see with fewer blades. The effect is subtle but noticeable wide open and at mid-apertures.

Will this lens mount on film M bodies, or only digital?

It mounts on any Leica M rangefinder with an M-mount bayonet-film or digital. The 6-bit encoding is only used by M digital bodies; film shooters simply use manual aperture setting as always.

Why does a 35mm rangefinder lens cost more than a 50mm?

Wider focal lengths require more complex optical designs to control distortion and maintain edge sharpness. The aspherical element in this lens adds manufacturing cost, but the precision it delivers justifies the price for shooters who demand consistency.

How does the silver finish hold up to daily use?

Silver chrome develops a natural patina over time and won't show wear the way painted finishes do. It pairs visually with silver-trimmed M bodies and resists corrosion better than bare brass, though routine cleaning keeps it looking crisp.

What's the reproduction ratio mean for my shooting?

The 1:17.5 ratio means the lens can focus as close as 70cm and render subjects at roughly 1/17th actual size. This isn't macro glass, but it handles environmental portraiture and tight street frames without focus-breathing or creep.