Manual full-frame 21mm f/1.5 wide-angle lens by Chinese manufacturer TTArtisan, designed for mirrorless cameras and Leica-M mounts.
The TTArtisan 21mm f/1.5 ASPH is a manual focus wide-angle prime lens from the Chinese manufacturer TTArtisan. It covers full-frame (35mm format) and is among the more compact, fast 21mm optics on the market. The lens does not have autofocus or electronic aperture control – focus and aperture are set mechanically via rings on the barrel. Due to its high aperture of f/1.5, it is suitable for available light shooting and for selective focus planes despite its wide focal length.
| Feature | Value |
|---|---|
| Focal Length | 21 mm (Full-frame / 35mm format) |
| Maximum Aperture | f/1.5 to f/16 |
| Optical Construction | 13 elements in 11 groups (aspherical) |
| Diaphragm Blades | 10 |
| Minimum Focusing Distance | approx. 0.7 m |
| Filter Thread | 72 mm |
| Weight | approx. 458 g (mount dependent) |
| Focusing | manual (no AF) |
The lens is available for several mounts, including Leica M, Sony E, Nikon Z, Canon RF, and L-Mount (Panasonic/Leica/Sigma). Structurally, it is built with a metal construction; the package usually includes a lens hood (tulip shape) and a round filter holder.
In photography and videography, the 21mm is used as a wide-angle stylistic tool for architecture, landscape, reportage, and atmospheric available light situations. As it operates purely manually, it is suitable for film shoots with fixed or practiced focus settings, less so for fast autofocus workflows. Due to the lack of electronic contacts, most mounts do not transfer aperture or lens data into the camera's metadata. Its compact design and availability for many mirrorless systems make it an affordable alternative to significantly more expensive fast wide-angle optics from established manufacturers.
Das 21mm f/1.5 ist mein Werkzeug für Umgebungs-Storytelling mit Raum und Kontext. Im Gegensatz zu extremem Ultra-Wide, ist 21mm nah genug am menschlichen Sichtfeld, um nicht künstlich zu wirken. Die f/1.5 gibt mir dennoch Lichtstärke für atmosphärische Innenraum-Aufnahmen, und die Weitwinkel-Perspektive schafft räumliches Drama.
Mit 21mm kann ich Environments als Charakteren einsetzen – die Umgebung wird Teil der emotionalen Geschichte. Die fast-normale Perspektive (nicht stark verzerrt) fühlt sich kinematografisch an, nicht gimmicky. f/1.5 lässt mich mit Schärfentiefe spielen, auch bei breiten Brennweiten.
Ein Weitwinkel-Schnellobjektiv für unter 400 Euro ist extrem selten. Normalerweise sind schnelle 21er Brennweiten 3000+ Euro. Das reduziert Beleuchtungsbudget und eröffnet Perspektiven, die sonst unerschwinglich wären.
1. Zu welchem Department gehört „TTArtisan 21mm f/1.5"?
2. Wie viele verschiedene Fachperspektiven bietet dieser Eintrag?
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