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DZOFILM

DZOFILM Simera-C 21mm T1.5 Cine Lens M Mount

SKU CH-8Y48-TT8X1

A full-frame cinema prime with a bright T1.5 aperture and 16-blade iris for circular bokeh

  • Full-frame coverage with bright T1.5 aperture for shallow depth
  • 16-blade iris creates smooth circular bokeh highlights
  • Aspherical LD and HR elements reduce optical aberrations
  • Multilayer coating suppresses flare and ghosting
  • Ultracompact 2.64" diameter suits gimbal and handheld work

21mm T1.5 Full-Frame Cine Prime

A cinema prime lens built for Leica M-mount cameras, the Simera-C 21mm covers a full-frame sensor with a bright T1.5 maximum aperture. Its ultracompact body measures 2.64 inches at the front diameter and uses a 16-blade iris to produce circular bokeh. Aspherical, LD and HR elements combine with multilayer coating to reduce flare across the T1.5 to T16 range.

Suits run-and-gun filmmakers needing wide.

The wide 21mm perspective and T1.5 speed serve documentary, gimbal and low-angle work where space and light are limited. The consistent design across the series helps when swapping focal lengths on a rig. Shooters who require autofocus, electronic aperture control or a longer focal length for tighter framing should look at other options.

Drops into an M-mount cinema kit

The lens mounts directly to any Leica M-mount body and includes a shim set for flange-distance tuning. Its lightweight build frees up payload capacity on gimbals and drones, while the front diameter matches common matte-box donuts. Front and rear caps plus a screwdriver are supplied for protection and on-set adjustment.

Highlights

  • Full-frame coverage with bright T1.5 aperture for shallow depth
  • 16-blade iris creates smooth circular bokeh highlights
  • Aspherical LD and HR elements reduce optical aberrations
  • Multilayer coating suppresses flare and ghosting
  • Ultracompact 2.64" diameter suits gimbal and handheld work

Specifications

No published specifications for this item yet.

Questions about this item

Does this 21mm lens require a Leica M-mount camera body to function?

Yes, it is built for full-frame Leica M-mount cameras and will not mount on other systems without an adapter.

Can I use the same matte box or filters I already own for other Simera-C lenses?

The 2.64-inch front diameter matches the rest of the series, so existing matte boxes and filter holders fit directly.

How can I verify the iris is operating smoothly after mounting the lens?

Rotate the aperture ring through the full T1.5 to T16 range; the 16-blade iris should form a round opening at every stop without sticking.

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