Illustration, not a product photo.
Leica APO-Summicron-SL 50mm f/2 ASPH
Overview
The Leica APO-Summicron-SL 50mm f/2 ASPH is a full frame 50mm f/2 prime lens for the L-Mount mount. It weighs about 740g and takes 67mm filters, and it's weather sealed.
It's a strong choice for portraits, everyday & travel. Around 85mm equivalent with a fast aperture (f/1.8 or brighter) for background blur.
In our database it fits 16 camera bodies natively. Approximate new price is £4,500; used at MPB it sells for £2,479–2,519 depending on condition and mount (checked 5 November 2026).
Specifications
| Brand | Leica |
| Mounts | L-Mount (L-Mount Alliance) |
| Coverage | Full frame |
| Focal length | 50mm |
| Equivalent on Full frame | 50mm |
| Equivalent on APS-C (×1.5) | 75mm |
| Maximum aperture | f/2 |
| Focus | Autofocus |
| Stabilisation | No |
| Weather sealing | Yes |
| Weight | ≈740 g |
| Filter thread | 67 mm |
| Approx. new price | £4,500 |
| Used at MPB (L-Mount) | £2,479–2,519 |
Compatible camera bodies
16 native
Alternatives to compare
Where to buy
*Used prices on this site come from MPB on 5 November 2026. MPB only lists what it has bought in, so "None listed" means none in their stock that day, not that Leica APO-Summicron-SL 50mm f/2 ASPH is hard to find. Check these trusted UK dealers too.
See example photos
Real-world shots taken with the Leica APO-Summicron-SL 50mm f/2 ASPH lens. Results are searches on each site, so check the camera or lens listed in each photo's details.
Frequently asked questions
Which cameras is the Leica APO-Summicron-SL 50mm f/2 ASPH compatible with?
It's available for L-Mount. Native bodies here include Panasonic Lumix S1R II, Leica SL3, Panasonic Lumix S5 IIX, Panasonic Lumix S9, Panasonic Lumix S5, Leica SL2-S.
Is the Leica APO-Summicron-SL 50mm f/2 ASPH weather sealed?
Yes, it has dust and moisture resistance.
Does the Leica APO-Summicron-SL 50mm f/2 ASPH have image stabilisation?
No. Use a camera with in-body stabilisation (IBIS) for steady hand-held shots.
What is the Leica APO-Summicron-SL 50mm f/2 ASPH best for?
Portraits, Everyday & travel. Around 85mm equivalent with a fast aperture (f/1.8 or brighter) for background blur.