Blazar Sentinel 35–60mm Overview

The Blazar Sentinel is a fully manual anamorphic cinema zoom lens designed for full-frame cameras. Its focal range begins at 35mm and extends to 60mm, covering several of the most commonly used perspectives in modern filmmaking: from wider environmental compositions and natural medium shots to portraits and tighter detail shots.

Unlike a set of anamorphic prime lenses, the Sentinel allows you to adjust framing directly on the lens. This can make production faster and more efficient when working under time pressure, following changing subjects or filming in locations where the camera position cannot easily be changed.

• Focal range: 35–60mm
• Anamorphic squeeze: 1.33X
• Sensor coverage: Full frame
• Image circle: 36 × 24mm
• Maximum aperture: T2.2 at 35mm to T2.8 at 60mm
• Focus design: Parfocal
• Close focus: 0.83m
• Focus rotation: 200°
• Iris blades: 16
• Flare colour: Amber
• Weight: Approximately 970g
• Lens mounts: Sony E, Canon RF and Leica L

Blazar’s First Anamorphic Zoom Lens

Blazar has become known for compact and comparatively accessible anamorphic prime lenses. Product lines such as Mantis, Remus, Cato, Viper, Beetle and Talon are designed for different sensor formats, production styles and visual preferences.

The Sentinel represents a new step for the brand. It is Blazar’s first anamorphic zoom lens, combining the visual character of anamorphic optics with the practical flexibility of a cinema zoom.

For smaller production teams and fast-moving shoots, a zoom lens can make a significant difference. Instead of removing the camera from a rig, changing lenses, moving filters, rebalancing a gimbal and repositioning lens-control motors, filmmakers can change their framing directly within the available zoom range.

The Sentinel is not intended to replace every anamorphic prime lens. However, it covers a highly practical focal range and may allow a large portion of a production to be filmed with a single lens.

35–60mm: A Versatile Full-Frame Focal Range

On a full-frame camera, the Sentinel ranges from a moderate wide-angle perspective to a short telephoto or portrait focal length. Because of the 1.33X anamorphic squeeze, its horizontal field of view is wider than that of a spherical lens with the same stated focal length.

35mm for Environments and Movement

At the wide end, the Sentinel is suitable for establishing shots, interiors, architecture, dynamic handheld work and scenes in which both the subject and the surrounding environment should remain visible.

The expanded horizontal field of view supports wide compositions without requiring an extremely short focal length. This can help maintain more natural facial proportions and perspective while still creating a broad cinematic frame.

40–50mm for Natural Perspectives

The middle of the zoom range is ideal for dialogue scenes, documentary coverage, interviews, commercial productions and general-purpose cinematography. These focal lengths create a natural perspective and work well for both single-person and two-person compositions.

This range is particularly useful when the goal is to maintain a close connection between the audience and the subject without creating excessive wide-angle distortion or strong telephoto compression.

60mm for Portraits and Details

At 60mm, the Sentinel provides a more compressed perspective that is well suited to portraits, close-ups, product details and emotionally focused narrative shots.

Combined with the oval anamorphic bokeh, the longer end of the zoom range can create good subject separation and a more intimate cinematic image.

What Does the 1.33X Anamorphic Squeeze Mean?

An anamorphic lens compresses the horizontal field of view onto the camera sensor. During monitoring or post-production, the image is desqueezed to restore the intended proportions.

The Sentinel uses a 1.33X squeeze ratio. This is more moderate than the 1.5X, 1.6X, 1.8X or 2X squeeze ratios used by many other anamorphic lenses.

A 1.33X squeeze offers several practical advantages. It creates a wider horizontal field of view and visible anamorphic characteristics while remaining relatively easy to monitor, frame and process in post-production.

The result is an accessible anamorphic workflow that works well for owner-operators, documentary filmmakers, commercial crews and productions using compact mirrorless or cinema-camera systems.

Aspect Ratios and Desqueeze

The final image format depends on the sensor aspect ratio and recording mode used by the camera.

Using a 4:3 Recording Mode

When a 1.33X anamorphic lens is used with a 4:3 sensor area, the resulting desqueezed image is approximately 16:9. Depending on the exact recording format and crop applied in post-production, a wider cinematic aspect ratio can also be created.

Using a 16:9 Recording Mode

On a 16:9 sensor recording, the 1.33X squeeze produces a wider panoramic image after desqueezing. This is useful for filmmakers who want to create a cinematic widescreen frame without using a very strong anamorphic squeeze.

Many modern cameras and external monitors provide 1.33X desqueeze monitoring, making it easier to compose the image correctly during production.

Full-Frame Coverage Across the Zoom Range

The Sentinel is designed around a 36 × 24mm image circle, allowing it to cover full-frame sensors across the 35–60mm zoom range.

Full-frame coverage is particularly important because many compact cinema cameras and mirrorless systems now use large-format sensors. The Sentinel can therefore be used without relying on a Super 35 crop mode, provided that the selected camera and lens mount are compatible.

The lens is suitable for a range of modern full-frame cameras from Sony, Canon, Panasonic, Blackmagic Design and other manufacturers. Exact compatibility depends on the camera body, selected mount and mechanical clearance around the lens mount.

Full-frame coverage also allows filmmakers to take advantage of wider fields of view, shallower depth of field and the overall image characteristics associated with larger sensors.

Oval Bokeh and Warm Amber Flares

Anamorphic lenses are valued not only for their wider field of view, but also for their distinctive image character. The Sentinel is designed to create visible anamorphic traits while remaining practical for modern productions.

Oval Bokeh

Out-of-focus highlights are rendered with an oval shape rather than the more circular appearance associated with many spherical lenses. This helps give the image an immediately recognisable anamorphic quality.

The effect becomes more visible when filming at wider apertures, using longer focal lengths and placing sufficient distance between the subject and the background.

Warm Amber Flares

The Sentinel produces warm amber horizontal flares. Compared with bright blue flares, amber flares can create a softer and more organic appearance that works well with skin tones, sunsets, practical lights and warm production design.

The flare character is expressive but is intended to remain controllable. As with all anamorphic lenses, the exact appearance depends on the type, angle and intensity of the light source.

Cinematic Highlight Rendering

Anamorphic optics can also influence the way highlights stretch, bloom and transition into the surrounding image. These characteristics contribute to the lens’s overall cinematic personality and can help create a more textured image than a technically neutral spherical zoom.

Variable Aperture from T2.2 to T2.8

The Blazar Sentinel opens to T2.2 at 35mm and gradually transitions to T2.8 at 60mm. It is therefore a variable-aperture zoom lens rather than a constant-aperture cinema zoom.

T2.2 at the wide end provides enough light transmission for many controlled-light, available-light and low-light situations. The aperture also allows filmmakers to create good subject separation and make effective use of the oval anamorphic bokeh.

At the longer end, the maximum aperture decreases to T2.8. This means exposure may change when zooming from 35mm to 60mm while the aperture ring remains at its widest setting.

The engraved aperture markings are calibrated at 35mm. At other focal lengths, they should be treated as reference values.

For controlled zooms during a take, exposure should therefore be tested in advance, particularly when working close to the maximum aperture.

Parfocal Zoom Design

One of the most important features of a professional cinema zoom is parfocal performance. A parfocal lens is designed to maintain the selected focus position while the focal length changes.

The Blazar Sentinel uses a parfocal optical design, allowing filmmakers to zoom between 35mm and 60mm without having to completely refocus after every change in focal length.

This is particularly useful for:

• Visible zoom movements during a shot
• Documentary and event coverage
• Live productions
• Fast reframing between takes
• Remote-controlled camera systems
• Motorised zoom and focus setups

In real-world production, parfocal performance may still be influenced by mechanical tolerances, mount accuracy and camera flange distance. As with any cinema zoom, users should check back focus and focus behaviour with their specific camera setup before an important production.

Focusing and Close-Focus Performance

The Sentinel provides a 200° focus rotation. This offers enough travel for precise manual focusing while remaining practical for solo operators and compact productions.

A very long focus throw can provide greater precision for a dedicated focus puller, but may be slower for handheld operators. The 200° rotation therefore represents a balance between accurate focus control and fast operation.

The minimum focus distance is approximately 0.83m. This is suitable for many medium shots, portraits, interviews and detail shots, although it is not a macro lens.

For tighter close-ups, filmmakers may need to use diopters or reposition the camera. Compatibility with diopters depends on the filter or matte-box system used.

Standard cine-style gearing allows the Sentinel to be integrated with manual follow-focus systems, wireless focus motors and remote lens-control units.

Compact and Lightweight Construction

At approximately 970g, the Sentinel is exceptionally light for a full-frame anamorphic cinema zoom lens.

Traditional anamorphic zoom lenses can be large, heavy and demanding to rig. Their weight often requires substantial lens support, larger tripods, stronger gimbals and more complex camera builds.

The Sentinel takes a different approach. Its comparatively low weight makes it suitable for:

• Compact cinema cameras
• Mirrorless camera rigs
• Handheld filming
• Shoulder-mounted setups
• Car mounts
• Sliders and jibs
• Remote camera systems
• Appropriately rated gimbals

The lens has an 80mm front diameter and a 77mm filter thread. This makes it compatible with many common matte-box, filter and lens-accessory systems.

Despite its low weight, proper lens support may still be advisable depending on the camera body, mount, follow-focus system and intended use.

Available in Sony E, Canon RF and Leica L Mount

The Blazar Sentinel 35–60mm is available with three native mirrorless lens mounts:

• Sony E-Mount
• Canon RF-Mount
• Leica L-Mount

These mounts make the Sentinel suitable for many modern full-frame mirrorless and cinema cameras.

Sony E-Mount

The Sony E-Mount version is suitable for selected Sony Alpha and Cinema Line cameras, as well as other cinema cameras using an E-Mount interface.

Canon RF-Mount

The Canon RF version is designed for compatible Canon EOS R and Cinema EOS cameras with an RF mount.

Leica L-Mount

The L-Mount version is compatible with selected cameras from Panasonic, Leica, Sigma and other members of the L-Mount ecosystem.

The Sentinel is a fully manual cinema lens. It does not provide autofocus, electronic aperture control or electronic communication with the camera body.

Practical Production Applications

The combination of a 35–60mm focal range, full-frame coverage, 1.33X anamorphic squeeze and compact construction makes the Sentinel suitable for a wide range of productions.

Narrative Filmmaking

In narrative productions, the Sentinel can cover establishing shots, dialogue scenes, medium shots, portraits and close-ups without requiring frequent lens changes.

The consistent optical character across the zoom range also helps maintain a coherent look throughout a scene.

Documentary Work

Documentary filmmakers often need to react quickly to unpredictable situations. A zoom lens makes it easier to adjust framing when there is no time to move the camera or change lenses.

The relatively low weight of the Sentinel is also helpful for handheld and shoulder-mounted documentary setups.

Commercials and Branded Content

Commercial productions can benefit from the lens’s cinematic flare character, oval bokeh and flexible focal range. The Sentinel may be useful for product films, lifestyle campaigns, automotive content and visually distinctive branded productions.

Music Videos

Music videos often make creative use of flares, lighting effects and expressive camera movement. The Sentinel’s amber flares and anamorphic bokeh support this style while the zoom range offers additional flexibility during fast-paced shoots.

Weddings and Events

Event filmmakers often work in situations where lens changes are difficult or risky. A compact anamorphic zoom can help capture wide venue shots, medium coverage and emotional close-ups with a single lens.

Gimbal and Vehicle Work

At approximately 970g, the Sentinel may be suitable for larger gimbals and vehicle-mounted camera systems, provided that the complete rig remains within the stabiliser’s payload and balance limits.

Anamorphic Zoom Lens or Anamorphic Primes?

Choosing between an anamorphic zoom and a set of prime lenses depends on the production, desired image character and working method.

Advantages of the Sentinel Zoom

• Faster reframing without changing lenses
• Fewer lenses required on set
• Less frequent rebalancing of gimbals and rigs
• More flexibility in confined locations
• Consistent optical character across the focal range
• Useful for documentary and run-and-gun production
• Reduced risk of exposing the camera sensor during lens changes

Advantages of Anamorphic Prime Lenses

• Potentially faster maximum apertures
• Wider choice of focal lengths
• Different optical personalities between lens series
• Often smaller and lighter individual lenses
• Potentially shorter close-focus distances
• More pronounced anamorphic effects with stronger squeeze ratios

The Sentinel is especially attractive for filmmakers who value speed and versatility. Prime lenses remain the better choice when maximum aperture, specific focal lengths or a stronger anamorphic look are the highest priorities.

In many productions, the two approaches can complement each other. The Sentinel can serve as the main working lens, while selected primes provide wider, longer or faster options when required.

Who Is the Blazar Sentinel For?

The Sentinel is designed for filmmakers who want genuine anamorphic image characteristics in a practical, compact zoom format.

It is particularly suitable for:

• Owner-operators using full-frame cinema cameras
• Independent filmmakers
• Small production companies
• Documentary camera operators
• Commercial filmmakers
• Wedding and event cinematographers
• Music-video productions
• Filmmakers using handheld or shoulder-mounted rigs
• Crews working with remote lens-control systems
• Users who want to replace several focal lengths with one anamorphic zoom

It may be less suitable for productions that require autofocus, electronic lens metadata, an extremely close minimum focus distance, a constant T-stop or a stronger 1.8X or 2X anamorphic squeeze.

Important Considerations Before Buying

The Sentinel offers an unusual combination of features, but several points should be considered before purchase.

Variable Maximum Aperture

The maximum aperture changes from T2.2 at 35mm to T2.8 at 60mm. Exposure may therefore change during a visible zoom movement.

Fully Manual Operation

The lens does not provide autofocus, electronic aperture control or electronic lens communication. Focus, zoom and iris must be controlled manually or with external motors.

Moderate Anamorphic Squeeze

The 1.33X squeeze offers a practical workflow and visible anamorphic characteristics, but the effect is generally less extreme than with 1.8X or 2X lenses.

Close-Focus Distance

The minimum focus distance of 0.83m is suitable for many applications, but very tight close-ups may require diopters.

Camera and Mount Compatibility

Buyers should confirm the correct mount version and check compatibility with their camera body, cage, adapter, matte box and lens-support system.

Back-Focus and Parfocal Testing

For professional zoom use, it is advisable to test focus retention and flange distance with the complete camera setup before production.

Blazar Sentinel 35–60mm Technical Specifications

Frequently Asked Questions About the Blazar Sentinel

Is the Blazar Sentinel a full-frame lens?

Yes. The Sentinel is designed with a 36 × 24mm image circle and provides full-frame coverage throughout its 35–60mm zoom range.

What anamorphic squeeze does the Sentinel use?

The lens uses a 1.33X anamorphic squeeze ratio.

Is the Sentinel parfocal?

Yes. The lens is designed to maintain focus while zooming between 35mm and 60mm. Exact performance should still be tested with the specific camera and mount configuration.

Does the Blazar Sentinel have a constant aperture?

No. It is a variable-aperture zoom lens. The maximum aperture is T2.2 at 35mm and gradually changes to T2.8 at 60mm.

Which lens mounts are available?

The Sentinel is available in Sony E-Mount, Canon RF-Mount and Leica L-Mount versions.

Does the Sentinel support autofocus?

No. The lens is fully manual and does not provide autofocus or electronic aperture control.

How much does the Sentinel weigh?

The lens weighs approximately 970g, depending on the mount configuration.

What colour are the lens flares?

The Sentinel produces warm amber horizontal flares.

Can the Sentinel be used on a gimbal?

Its relatively low weight makes gimbal use possible with appropriately rated stabilisers. The complete camera setup must remain within the gimbal’s payload and balance limits.

Is the Sentinel suitable for documentary filmmaking?

Yes. Its zoom range, compact weight and parfocal design make it especially useful for documentary and fast-moving production environments.

Can filters be attached directly to the lens?

Yes. The lens has a 77mm filter thread and an 80mm front diameter.

Can the Sentinel replace a complete anamorphic prime set?

It can cover several commonly used focal lengths, but it may not replace wider, longer or faster prime lenses in every production.

Buy the Blazar Sentinel from Better Focus

Better Focus is an authorised Blazar dealer and specialises in anamorphic cinema lenses and professional filmmaking equipment.

When you order the Blazar Sentinel from Better Focus, you receive an original Blazar product together with professional advice and personal support from filmmakers with real production experience.

• Authorised Blazar dealer
• Original Blazar products
• Professional advice before and after your purchase
• Fast shipping from Germany
• No customs procedures for customers within the European Union
• Personal support from experienced filmmakers

Conclusion: A New Kind of Compact Anamorphic Zoom

The Blazar Sentinel 35–60mm 1.33X brings together several features that are rarely found in a single cinema lens: full-frame coverage, a practical zoom range, parfocal focus performance, visible anamorphic image characteristics and a body weighing less than one kilogram.

Its 35–60mm focal range covers many of the perspectives used in narrative, documentary, commercial and event filmmaking. The moderate 1.33X squeeze provides a wider horizontal field of view, oval bokeh and warm amber flares while keeping monitoring and post-production relatively straightforward.

The variable T2.2–T2.8 aperture and 0.83m minimum focus distance are important factors to consider. However, for filmmakers who value speed, flexibility and a compact production setup, the Sentinel offers a compelling alternative to carrying several anamorphic prime lenses.

For owner-operators, small production teams and filmmakers working with modern full-frame mirrorless or cinema cameras, the Blazar Sentinel may become an especially practical tool: one lens that can move from wide environmental shots to intimate portraits while preserving a consistent anamorphic character.

The result is a modern anamorphic zoom designed not only to create a cinematic image, but also to make anamorphic filmmaking faster, lighter and more accessible.

You can pre-order the Blazar Sentinel 35–60mm 1.33X Full-Frame Anamorphic Zoom Lens now at Better Focus:

Pre-order the Blazar Sentinel at Better Focus