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Musashi Optical System 40.6-332mm Cinema Zoom Lens

The Musashi Optical System 40.6-332mm is a 40.6–332mm f/4.8 cinema lens designed for PL Mount mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.

Musashi Optical System 40.6-332mm Cinema Zoom Lens

Musashi Optical System 40.6-332mm Cinema Zoom Lens

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Lens Overview — Musashi Optical System 40.6-332mm

The Musashi Optical System 40.6-332mm Cinema Zoom Lens is a manually focused telephoto cinema zoom built for Super 35 productions. Mounted on the industry-standard PL Mount, this lens covers a focal length range from 40.6mm to 332mm, making it a versatile tool for productions that demand significant reach without swapping glass. The lens maintains a constant maximum aperture of T4.8 across the entire zoom range, giving cinematographers predictable exposure control whether shooting at the wide end or fully extended into telephoto territory.

Weighing in at 7.8kg, this is a substantial piece of glass designed for rigged-up cinema setups — think studio productions, broadcast, or shoulder-mounted cinema rigs where weight is managed by support systems rather than handheld shooting. The Super 35 format coverage aligns it with a wide range of professional cinema cameras using that sensor size. Focus is entirely manual, which is standard practice in narrative and commercial cinema workflows where a dedicated focus puller is part of the crew.

There is no image stabilization, consistent with cinema lens conventions where stabilization is handled externally.

Key Features — Musashi Optical System 40.6-332mm

40.6-332mm Focal Range: An 8x telephoto zoom range provides substantial reach for capturing distant subjects without changing lenses on set.

Constant T4.8 Aperture: Maintains a fixed T4.8 throughout the entire zoom range, ensuring consistent exposure without adjustment when zooming during a shot.

PL Mount: Industry-standard cinema lens mount compatible with professional camera systems from ARRI, RED, and other PL-compatible bodies.

Super 35 Coverage: Image circle designed for Super 35 sensors, aligning with a wide range of professional digital cinema cameras.

Manual Focus Design: Smooth manual focus ring built for precise, repeatable focus pulls by a dedicated focus puller in professional cinema workflows.

7.8kg Build: Substantial construction at 7.8kg is intended for rigged studio, broadcast, or shoulder-mount setups where the lens is supported by a proper rig rather than handheld.

Lens Specifications — Musashi Optical System 40.6-332mm

Musashi Optical System 40.6-332mm full specifications
SpecDetail
Use CasesVideo / Cinematography
Lens TypeCine
FormatSuper 35
Zoom/PrimeZoom
Focal Length40.6–332mm
Maximum Aperturef/4.8
Camera SystemCinema / Video
Lens MountPL Mount
AutofocusNo
Focus TypeManual
Image StabilizationNone
Weight7.8kg

Description — Musashi Optical System 40.6-332mm

The Musashi Optical System Cinema Zoom Lens spans a 40.6mm to 332mm focal length range, offering cinematographers extensive telephoto reach in a single lens. Designed for the Super 35 format and built around the PL Mount, this lens integrates directly into professional cinema camera setups. The constant T4.8 maximum aperture ensures that exposure remains predictable across the entire zoom range, a critical characteristic for controlled production environments.

Focus is manual, placing this squarely in the professional cinema workflow where focus pullers operate the lens independently. With no image stabilization, stabilization is expected to be managed through the camera rig or support system. At 7.8kg, this is a heavyweight lens requiring robust support infrastructure, but that mass is typical of cinema zoom lenses built to this telephoto range and optical standard.

This lens is categorized as a telephoto zoom within the cinema and video camera system context, and is suited for productions where long focal length reach and consistent aperture are priorities.

Pros — Musashi Optical System 40.6-332mm

  • ✓Extended telephoto zoom range from 40.6mm to 332mm covers a wide variety of shooting distances without a lens swap
  • ✓Constant T4.8 aperture across the full zoom range ensures consistent exposure throughout the focal length range
  • ✓PL Mount compatibility places this lens within the professional cinema camera ecosystem

Cons — Musashi Optical System 40.6-332mm

  • ✗At 7.8kg, this lens is very heavy and requires robust support rigs, limiting flexibility in run-and-gun or handheld scenarios
  • ✗A maximum aperture of T4.8 is relatively slow for a cinema zoom, which may be a constraint in low-light shooting situations
  • ✗No image stabilization means all motion control must be handled externally

Videos — Musashi Optical System 40.6-332mm

GY- LS300 CH +MUSASHI-OPT Mag　B4→MFT TEST "A tour of old temple in Akiruno Tokyo" — T Koba

Resources & Downloads — Musashi Optical System 40.6-332mm

Manuals & Guides

Frequently Asked Questions — Musashi Optical System 40.6-332mm

What camera mount does this lens use?+
The Musashi Optical System 40.6-332mm Cinema Zoom uses a PL Mount, which is the standard mount found on professional cinema cameras. This makes it compatible with the broader PL Mount cinema camera ecosystem.
What sensor format does this lens cover?+
This lens is designed for Super 35 format coverage. It is best suited for cinema cameras using a Super 35-sized sensor.
Does this lens have autofocus or image stabilization?+
No. This lens is manual focus only and has no image stabilization. Both are standard characteristics for professional cinema lenses, where manual focus pulling and external stabilization rigs are the norm.
What is the maximum aperture, and is it constant across the zoom range?+
The lens has a maximum aperture of T4.8, which is constant across the entire 40.6mm to 332mm focal length range. This means your exposure settings remain consistent as you zoom.
How heavy is this lens, and what kind of setup does it require?+
The lens weighs 7.8kg, which is substantial. It is intended for use on rigged cinema setups with proper lens support, such as studio configurations or shoulder-mounted cinema rigs, rather than handheld or lightweight gimbal setups.

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