ARRI Master Prime 100mm Lens - PL Mount (Measurement in Feet)
The ARRI 100mm T1.3 is a 100mm f/1.3 cinema lens designed for PL Mount mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.

ARRI Master Prime 100mm Lens - PL Mount (Measurement in Feet)
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Lens Overview — ARRI 100mm T1.3
Key Features — ARRI 100mm T1.3
T1.3 Maximum Aperture: An exceptionally fast T1.3 stop allows for shallow depth of field and effective shooting in low-light conditions.
PL Mount: Industry-standard cinema lens mount compatible with professional camera systems from ARRI, RED, Sony, and others.
Super 35 Coverage: Designed to cover the Super 35 format, matching the sensor size of the majority of professional digital cinema cameras.
100mm Fixed Focal Length: A dedicated short-telephoto perspective well suited to medium close-ups, portraiture framing, and narrative cinematography.
Manual Focus Design: Smooth, precise manual focus ring built for repeatable focus pulls using follow focus systems and wireless lens control.
Focus Scale in Feet: Focus markings calibrated in feet for straightforward distance reading on set in regions using imperial measurement.
Lens Specifications — ARRI 100mm T1.3
| Spec | Detail |
|---|---|
| Use Cases | Video / Cinematography |
| Lens Type | Cine |
| Format | Super 35 |
| Zoom/Prime | Prime |
| Focal Length | 100mm |
| Maximum Aperture | f/1.3 |
| Camera System | Cinema / Video |
| Lens Mount | PL Mount |
| Autofocus | No |
| Focus Type | Manual |
| Image Stabilization | None |
| Weight | 2.9kg |
Description — ARRI 100mm T1.3
The ARRI Master Prime 100mm is a manual focus cinema prime lens built for professional motion picture and video production. It features a PL Mount and is designed to cover the Super 35 format, making it compatible with a wide range of professional digital cinema cameras. The lens operates at a maximum aperture of T1.3, providing meaningful control over exposure and depth of field in a variety of shooting conditions.
As a prime lens with a fixed 100mm focal length, it occupies the standard-to-short-telephoto range, well suited to medium close-ups and narrative portrait work. The lens has no autofocus and no image stabilization, consistent with its designation as a Cine type instrument intended for controlled production environments. It weighs 2.9kg, which reflects the solid, precision build quality expected at this level of professional cinema optics.
The focus type is manual, aligning with standard cinema workflows that use dedicated follow focus systems and wireless lens controllers.
Pros — ARRI 100mm T1.3
- ✓Fast T1.3 maximum aperture enables shooting in lower light conditions and provides significant depth-of-field control
- ✓PL Mount compatibility ensures use with a broad range of professional cinema camera bodies
- ✓Super 35 format coverage matches the sensor size of the majority of professional digital cinema cameras
Cons — ARRI 100mm T1.3
- ✗At 2.9kg, the lens is heavy and may require additional support or a robust camera rig for extended handheld use
- ✗No image stabilization, so any camera movement must be managed entirely through rigging or operator technique
- ✗No autofocus, which limits suitability for run-and-gun or documentary scenarios requiring rapid refocusing
Reviews — ARRI 100mm T1.3
Videos — ARRI 100mm T1.3
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Frequently Asked Questions — ARRI 100mm T1.3
What camera mount does this lens use?+
The ARRI Master Prime 100mm uses a PL Mount, which is the industry-standard mount found on a wide range of professional cinema cameras. This is the only mount configuration available for this lens.
What sensor format does this lens cover?+
This lens is designed to cover the Super 35 format, which is the sensor size used in many professional digital cinema cameras. It is not specified for larger formats beyond Super 35.
Does this lens have autofocus or image stabilization?+
No. The lens is manual focus only and has no image stabilization. It is designed for professional cinema use where focus is handled manually by a focus puller using follow focus or wireless lens control systems.
What is the maximum aperture of this lens?+
The maximum aperture is T1.3, measured in T-stops as is standard for cinema lenses. This allows for shooting in relatively low-light conditions and provides significant control over depth of field.
How heavy is this lens?+
The lens weighs 2.9kg. This is a substantial weight typical of professional cinema primes, and users should ensure their camera support system is rated to handle this load comfortably.
Is this lens suitable for photography use?+
This lens is categorized as a Cine type and is designed for cinema and video production. It uses a PL Mount, which is not a common still photography camera mount, and features manual focus only, making it impractical for typical still photography workflows.