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Firmware Update 4.2.0 for Leica SL3 and SL3-S Today, Leica […]

Leica Summilux-SL 50mm f/1.4 ASPH: A Compact Lens with Character Today, Leica is expanding the SL lens lineup with the introduction of the new Summilux-SL 50mm f/1.4 ASPH. While it shares its name and focal length with the original Summilux-SL 50mm f/1.4 ASPH, this lens is not a direct replacement. Instead, Leica has created an entirely different lens with a distinctly different design philosophy. Where the original Summilux-SL was conceived as a large, uncompromising reference optic designed to extract every ounce of performance from the SL system, the new Summilux-SL emphasizes portability, speed, and character. At just 584 grams, it is nearly half the weight of its predecessor, making it one of the smallest and lightest autofocus full-frame 50mm f/1.4 lenses available. A Different Kind of SL Lens Perhaps the most interesting aspect of the new lens is Leica’s design philosophy. Rather than chasing absolute perfection above all else, Leica intentionally designed the Summilux-SL 50mm f/1.4 ASPH as what they describe as a “look lens.” In Leica’s terminology, a reference lens strives for the highest possible correction, maximizing sharpness, contrast, and consistency across the frame. That’s the philosophy behind lenses like the APO-Summicron-SL series and the original Summilux-SL 50mm. The new Summilux takes a different approach. Wide open at f/1.4, Leica deliberately allows a gentler, more organic rendering with softer transitions, smoother bokeh, and a more atmospheric look. As the lens is stopped down, it quickly sharpens into an exceptionally high-performing optic, but it never loses the distinctive character Leica intentionally engineered into its rendering. In many ways, the philosophy feels closer to Leica’s more characterful M Summiluxes than to the clinically precise rendering traditionally associated with the SL system. Rather than replacing the original Summilux-SL, the new lens complements it, giving photographers a choice between ultimate optical precision and a more expressive rendering style. Optical Design Despite its compact dimensions, the Summilux-SL features a sophisticated optical design consisting of 16 elements in 11 groups, including two PGM aspherical elements together with multiple anomalous partial dispersion glass elements to control chromatic aberration and maintain excellent performance throughout the frame. This is Leica's second lens, following the 35mm Noctilux-M f/1.2 ASPH to use the new precision moulded glass technology. The lens uses an 11-blade aperture diaphragm, contributing to smooth, natural background blur and pleasing out-of-focus rendering. Screenshot Fast Autofocus and Close Focusing The new Summilux-SL focuses as close as 50 cm (19.7 inches), allowing photographers to fill the frame with smaller subjects while maintaining comfortable working distance. The Summilux-SL 50 f/1.4 ASPH is also the first Leica lens to employ a Voice Coil Motor (VCM) autofocus system, marking a significant step forward in the company’s lens technology. Unlike conventional autofocus motors that rely on gears or screws, a voice coil motor uses electromagnetic force to move the focusing group directly. The result is exceptionally fast acceleration, near-instant stopping, and extremely precise positioning with virtually silent operation. For photographers, this translates into quicker, more responsive autofocus, while videographers benefit from smooth, quiet focus transitions without the distracting motor noise common to traditional focusing systems. Leica pairs the new VCM with an internal focusing design that minimizes the movement of lens elements during focusing, improving responsiveness while helping to maintain the lens’s compact dimensions. The new autofocus system also contributes to more accurate subject tracking on the SL3-P’s advanced hybrid autofocus system, making the combination particularly well suited for both still photography and video. MTF Performance Leica’s published MTF charts reflect the lens’s intended purpose. Contrast and resolution remain impressively high across the frame, particularly once stopped down slightly, but the charts don’t tell the entire story. Unlike Leica’s APO lenses, which are engineered to minimize virtually every optical aberration, the new Summilux-SL intentionally prioritizes rendering and image character. The result is a lens that produces technically excellent images while also delivering a distinct visual signature, particularly at wider apertures where many photographers spend most of their time shooting. For photographers who appreciate the rendering of Leica M lenses but have wanted a similar aesthetic in the autofocus SL system, the new Summilux-SL offers an intriguing alternative.Today, Leica is expanding its growing family of compact SL prime lenses with the introduction of the new Summilux-SL 50mm f/1.4 ASPH. Combining a fast f/1.4 aperture with surprisingly compact dimensions, the new lens is designed to deliver the classic rendering of a Summilux while maintaining the portability and everyday usability that many SL photographers have been asking for. Screenshot Shooting Impressions During our time in Germany photographing with the new SL3-P, we also had the opportunity to spend time with the Summilux-SL 50mm f/1.4 ASPH. Mounted on the camera, the first thing that stood out was just how well balanced the combination felt. The reduced size and weight make the lens feel almost tailor-made for travel, documentary work, and everyday photography. Image quality certainly didn’t disappoint. Wide open, the lens produces excellent sharpness with rich color, beautiful contrast, and smooth, natural bokeh. Combined with the responsiveness of the new SL3-P, it quickly became one of our favorite combinations during the trip. Pricing and Availability The Leica Summilux-SL 50mm f/1.4 ASPH will be available starting at the end of 2026, priced at $4,950. To pre-order the 50m Summilux-SL, you can visit Leica Store Miami by clicking the button below, calling 305-921-4433, or sending an email to info@leicastoremiami.com. If you’re interested in trading in other Leica equipment toward this lens, please note it during the pre-order process. Tech Specs LensLeica Summilux-SL 1:1.4/50 ASPHOrder Number11195View angle (diagonal/horizontal/vertical)Full-frame (24 x 36 mm): 46.4°/39.2°/26.7°Number of lenses/groups11/6Number of aspherical surfaces2Position of the entrance pupil before the bayonet42.7 mmFocus range0.50 m to ∞SettingChoose automatic (Autofocus) or manual mode on the cameraSmallest object fieldFull-frame: 274 x 183 mmLargest scale1:7.6Setting/FunctionElectronically controlled aperture, setting on the camera, half or third values can also be setSmallest aperture16Number of blades11Autofocus drivePrecision Voice-Coil drive for fast and silent autofocus movementsFirmwareLens firmware can be updated via the cameraCoatingHydrophobic Aqua-Dura® coating on external lensesMaterialAluminum full-metal housing, black anodized, dust and splash water protectedBayonetLeica L bayonet fitting with contact stripFilter threadE67Lens hoodMale bayonet for lens hood (included in the scope of delivery)LengthApprox. 75.5 mm/116.3 mm (without/with lens hood)DiameterApprox. 74 mm/82 mm (without/with lens hood)WeightApprox. 584 g/637 g (without/with lens hood)Scope of deliverySummilux-SL 50mm f/1.4 ASPH, lens hood, front lens cap, rear cover, lens pouch, certificate, instructio […]

Leica Introduces the APO-Macro-Elmarit-SL 100 f/2.8 Today, […]