Atlas Lens Co. Mercury 138mm T2.6 Anamorphic Cinema Lens - PL Mount
The Atlas Lens Co. 138mm T2.6 is a 138mm f/2.6 cinema lens designed for PL Mount mount cameras. Check GearFocus for current availability, with buyer protection on every purchase.

Atlas Lens Co. Mercury 138mm T2.6 Anamorphic Cinema Lens - PL Mount
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Lens Overview — Atlas Lens Co. 138mm T2.6
Key Features — Atlas Lens Co. 138mm T2.6
138mm Telephoto Prime: A fixed focal length in the telephoto range, ideal for close-up character work, facial detail, and background compression in narrative filmmaking.
T2.6 Maximum Aperture: Strong light-gathering capability for a telephoto anamorphic prime, suitable for controlled studio environments and low-light shooting conditions.
Anamorphic Optics: Produces the characteristic widescreen squeeze, horizontal lens flares, and oval bokeh associated with the anamorphic cinematic look.
PL Mount: Industry-standard cinema lens mount compatible with professional camera systems from ARRI, RED, Sony, and other major manufacturers.
Super 35 Coverage: Image circle designed for Super 35 sensors, the most widely used format in digital cinema production.
Manual Focus Design: Smooth, precise manual focus ring built for repeatable focus pulls in professional cinema workflows with a dedicated focus puller.
Lens Specifications — Atlas Lens Co. 138mm T2.6
| Spec | Detail |
|---|---|
| Use Cases | Video / Cinematography, Creative Effects |
| Lens Type | Anamorphic |
| Format | Super 35 |
| Zoom/Prime | Prime |
| Focal Length | 138mm |
| Maximum Aperture | f/2.6 |
| Camera System | Cinema / Video |
| Lens Mount | PL Mount |
| Autofocus | No |
| Focus Type | Manual |
| Image Stabilization | None |
| Filter Thread | 95mm |
Description — Atlas Lens Co. 138mm T2.6
The Atlas Lens Co. Mercury 138mm T2.6 Anamorphic Prime is a dedicated cinema lens built for professional production environments. Mounted via PL Mount, it integrates seamlessly into established cinema camera ecosystems.
The lens covers the Super 35 format, which remains the most prevalent sensor size in digital cinema, and delivers anamorphic optical character at a telephoto focal length well-suited to portraiture, close-up work, and scenes requiring background compression. The T2.6 maximum aperture gives cinematographers meaningful control over depth of field and exposure in varying lighting conditions. Weighing 2.1kg, the Mercury 138mm has a solid, cinema-grade build that pairs well with professional rigging setups.
The 95mm front filter thread provides straightforward access to the full range of standard cinema filters. Focus is entirely manual, consistent with the demands and conventions of professional narrative filmmaking. Image stabilization is not present, so a well-balanced support system is recommended for smooth results.
Pros — Atlas Lens Co. 138mm T2.6
- ✓T2.6 maximum aperture provides strong light-gathering performance for a telephoto anamorphic prime
- ✓138mm focal length in telephoto range is ideal for close-up and character-focused shots
- ✓PL Mount offers compatibility with a wide range of professional cinema camera systems
Cons — Atlas Lens Co. 138mm T2.6
- ✗At 2.1kg, the lens adds considerable weight to a rig, which may be a factor on handheld or gimbal setups
- ✗No image stabilization, requiring a stable support system for usable footage
- ✗Single PL Mount option limits use to cinema-specific camera bodies without an adapter
Reviews — Atlas Lens Co. 138mm T2.6
Videos — Atlas Lens Co. 138mm T2.6
Atlas Mercury Anamorphics: Perfectly Imperfect! — Robert Machado
Frequently Asked Questions — Atlas Lens Co. 138mm T2.6
What camera mount does the Atlas Mercury 138mm T2.6 use?+
This lens uses a PL Mount, which is the standard mount found on professional cinema cameras. It is not natively compatible with DSLR or mirrorless mounts without a separate adapter.
What sensor size is this lens designed to cover?+
The Mercury 138mm T2.6 is designed for Super 35 format sensors. Using it on larger format sensors may result in vignetting or reduced image quality at the edges of the frame.
Does this lens support autofocus?+
No, the Atlas Mercury 138mm T2.6 is a manual focus only lens. This is typical for professional cinema primes, where focus is managed by a dedicated focus puller using a follow focus system.
How heavy is the Atlas Mercury 138mm T2.6?+
The lens weighs 2.1kg. This should be factored into your rig balance calculations, particularly for handheld or gimbal-based shooting setups.
What filter size does this lens accept?+
The Atlas Mercury 138mm T2.6 has a 95mm front filter thread, allowing you to attach compatible screw-in filters directly to the lens.
Is this lens a zoom or a prime?+
This is a prime lens with a fixed focal length of 138mm. There is no zoom capability, and the focal length cannot be adjusted.