fitmylensthe lens-by-mount reference
Choose camera

Astrophotography lenses for L-Mount

14 astrophotography options that fit Panasonic Lumix S, Leica SL, and Sigma fp full-frame bodies (the L-Mount Alliance) — wide and bright for stars and night sky. Every spec from the manufacturer's own product name and catalog.

Last verified 2026-09-01

Shooting a specific body? Per-camera fits: Leica SL3 · Panasonic Lumix S1R II · Panasonic Lumix S5 · Panasonic Lumix S5 II · Panasonic Lumix S5 IIX · Panasonic Lumix S9 · Sigma fp L · Panasonic Lumix S1 II · Sigma BF · Leica SL3-S · Sigma fp · Leica SL2.

As an Amazon Associate we earn from qualifying purchases, at no extra cost to you. Affiliate links never affect our specs or which lenses we compare.

Showing 14 of 14 lenses

Stabilisation uses a marker in the manufacturer model name; no marker is not a negative claim. Price filters use a current price when available.

FocalLensBuyMax apertureWeightFilterTypeCoverageBest for
10mm7Artisans AF 10mm F2.5 STM Full Frame Fisheye Lens for L Mount Cameras7Artisans AF 10mm f/2.5 (fisheye)See price on Amazonf/2.5——primeFull-frameWide-angleAstrophotographyBudget
14-24mmSigma 14-24mm F2.8 DG DN Art Lens for Leica LSigma 14-24mm f/2.8 DG DN ArtSee price on Amazonf/2.8795 g—zoomFull-frameWide-angleAstrophotographyLandscape
14mmVILTROX AF 14mm F4.0 Air L Full-Frame Lens for L-Mount, Ultra Wide Angle | Full-Frame 14mm Prime, Ultra-Wide Autofocus LViltrox AF 14mm f/4.0 AirSee price on Amazonf/4.0172 g—primeFull-frameWide-angleLandscapeTravelBudgetCompactAstrophotography
14mmSigma 14MM F1.4 DG DN | A for L MountSigma 14mm f/1.4 DG ArtSee price on Amazonf/1.41170 g—primeFull-frameWide-angleAstrophotographyLandscapeLow-light
14-24mmSamyang Schneider-Kreuznach AF 14-24mm f/2.8 STM Lens for L Mount | Weather Sealed Rugged Build, 441g Handheld Weight, 7Samyang AF 14-24mm f/2.8 LSee price on Amazonf/2.8441 g—zoomFull-frameWide-angleLandscapeAstrophotographyPro standard zoom
15mmSigma 15mm f/1.4 DG DN Diagonal Fisheye Art Lens, L Mount, Included Value | HLA motor, MFL switch, tripod socket, rear fSigma 15mm f/1.4 DG DN Diagonal Fisheye ArtSee price on Amazonf/1.41360 g—primeFull-frameWide-angleAstrophotography
16mmVILTROX AF 16mm F1.8 f/1.8 L Prime Lens for L-Mount Cameras | Full Frame,Auto Focus,Wide Angle,for SL SL2 SL2-S SL3 S1 SViltrox AF 16mm f/1.8See price on Amazonf/1.8550 g—primeFull-frameWide-angleAstrophotographyLandscape
18mmPanasonic LUMIX S Series Camera Lens, 18mm F1.8 L-Mount Interchangeable Lens for Mirrorless Full Frame Digital Cameras -Panasonic Lumix S 18mm f/1.8See price on Amazonf/1.8340 g67mmprimeFull-frameWide-angleAstrophotographyStreetLow-light
20mmSigma 20mm f/1.4 DG DN Art Lens for L MountSigma 20mm f/1.4 DG DN ArtSee price on Amazonf/1.4635 g82mmprimeFull-frameWide-angleAstrophotographyLandscape
20mmSigma 20mm F2 Contemporary DG II (Black) I Series for L MountSigma 20mm f/2 DG ContemporarySee price on Amazonf/2370 g—primeFull-frameWide-angleAstrophotographyLandscape
24mmPanasonic LUMIX S Series Camera Lens, 24mm F1.8 L-Mount Interchangeable Lens for Mirrorless Full Frame Digital Cameras, Panasonic Lumix S 24mm f/1.8See price on Amazonf/1.8310 g67mmprimeFull-frameWide-angleAstrophotographyLandscape
24mmSigma 24mm F1.4 Art DG DN Lens for L MountSigma 24mm f/1.4 DG DN ArtSee price on Amazonf/1.4520 g72mmprimeFull-frameWide-angleAstrophotographyStreetLow-light
24mm7artisans AF 24mm F1.8 Full Frame Lens for L Mount, STM Auto Focus Prime Lens with Face/Eye Detection,Wide Angle Lens fo7Artisans AF 24mm f/1.8See price on Amazonf/1.8——primeFull-frameWide-angleLandscapeAstrophotographyLow-light
24mmMeike 24mm F1.4 AF Ultra Wide Angle 10K STM Lens for Panasonic L CamerasMeike AF 24mm f/1.4 MIXSee price on Amazonf/1.4——primeFull-frameWide-angleLandscapeAstrophotographyLow-light

Weight & weather sealing: which of these can you carry all day?

On long approaches the decision is often made by weight, not aperture. Published weights for 11 of the 14 lenses above (the other 3 have no verified weight in our dataset yet — omitted, never estimated):

LensWeightWeather sealing
Viltrox AF 14mm f/4.0 Air172gNot verified
Panasonic Lumix S 24mm f/1.8310gWeather-sealed (dust- and splash-resistant, rated to -10 °C (Panasonic))
Panasonic Lumix S 18mm f/1.8340gWeather-sealed (dust- and splash-resistant, rated to -10 °C (Panasonic))
Sigma 20mm f/2 DG Contemporary370gNot verified
Samyang AF 14-24mm f/2.8 L441gWeather-sealed
Sigma 24mm f/1.4 DG DN Art520gWeather-sealed
Viltrox AF 16mm f/1.8550gWeather-sealed (Viltrox page claims a weather-sealed / dust-and-moisture-protected build)
Sigma 20mm f/1.4 DG DN Art635gWeather-sealed
Sigma 14-24mm f/2.8 DG DN Art795gWeather-sealed
Sigma 14mm f/1.4 DG Art1170gWeather-sealed
Sigma 15mm f/1.4 DG DN Diagonal Fisheye Art1360gWeather-sealed

Packing light? The lightest here is the Viltrox AF 14mm f/4.0 Air at 172g. The lightest weather-sealed option is the Panasonic Lumix S 24mm f/1.8 at 310g.

Weights and sealing as published for each lens — 10 from the manufacturer's own spec page, 1 from a published lens database or review quoting the maker's figure (per-lens source recorded in the dataset) · methodology

All L-Mount lenses: the full L-Mount index · other mounts: Sony E · Canon RF · Nikon Z · Fujifilm X · Micro Four Thirds.

Sigma 24mm f/1.4 DG DN ArtAffiliate linkSee price on Amazon

Find FitMyLens in your Google results more often: