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A director’s viewfinder is one of those filmmaking tools that looks almost impossibly simple until you understand what it can save you.
Instead of moving a cinema camera, rebuilding a rig or swapping lenses just to investigate a possible frame, a director or cinematographer can stand in position, explore focal lengths and decide where the camera actually needs to go.
The basic idea has been around for decades, but the category has changed dramatically. Traditional optical finders now sit alongside sophisticated smartphone apps, lens-based hybrid systems and even spatial-computing tools.
That makes choosing the best director’s viewfinder less about finding one definitive winner and more about deciding what you need to see.
If you simply need accurate framing, an app may be all you require. If you need to judge the character, distortion and depth-of-field behaviour of the actual cinema lens you intend to shoot with, a true lens finder becomes considerably more useful.
Best Director’s Viewfinders: Quick Comparison
| Director’s viewfinder | Type | Best for |
|---|---|---|
| Chemical Wedding Artemis | Digital app | Best overall digital viewfinder |
| Chemical Wedding Artemis Prime / Prime XL | Hybrid optical/digital lens finder | High-end cinema productions |
| Alan Gordon Mark Vb | Traditional optical | Classic all-purpose optical finder |
| ARRI Director’s Finder PL | Lens-based optical | Using actual PL-mount cinema lenses |
| DENZ OIC-35 | Professional lens finder | Premium optical/lens-based workflows |
| Alan Gordon Pocket Mini | Compact optical | Affordable traditional viewfinder |
| Cadrage | Digital app | Digital alternative and shot planning |
| Sigma fp / fp L | Digital camera-based finder | Using a dedicated camera as a finder |
| Chemical Wedding Artemis XR | Spatial/XR viewfinder | Virtual production and emerging workflows |
What Is a Director’s Viewfinder?
At its simplest, a director’s viewfinder lets you preview framing and field of view without putting the production camera in position.
A director, DP or location scout can move around a space and quickly ask questions such as: Is this a 35mm shot or a 50mm? How far back do we need to place the camera? What will disappear from the edges when we move to 2.39:1?
Traditional variable optical viewfinders approximate different focal lengths through their own optical system. More advanced lens finders allow the actual cinema lens to be mounted, so you can see characteristics that a generic viewfinder cannot reproduce.
Digital viewfinder apps take another approach. They calculate the field of view from the intended camera format, recording mode, aspect ratio and lens, then display the corresponding framing through a phone or tablet camera.
None of these approaches is inherently superior in every situation.
A location scout may value having a viewfinder permanently available on a phone, while a cinematographer evaluating a set of vintage anamorphic lenses may care far more about seeing through the actual glass that will photograph the movie.
1. Chemical Wedding Artemis Director’s Viewfinder — Best Overall Digital Viewfinder
Artemis was created by cinematographer Nic Sadler and Chemical Wedding, the filmmaking technology company he founded with Toby Evetts and Simon Reeves. British Cinematographer specifically describes Sadler as the inventor of Artemis, while Chemical Wedding dates the system back to 2008.
That distinction matters because Artemis is not simply another branded electronic viewfinder. It was one of the products that fundamentally changed what a director’s viewfinder could be.
Instead of carrying a separate optical device, filmmakers could use the camera already built into an iPhone or iPad while telling the software what production camera, recording format and lens they intended to use.
Artemis then provides the corresponding field-of-view preview, with Chemical Wedding maintaining a large and regularly updated database of cinema cameras and lenses. Custom camera and lens configurations can also be created when required. (Chemical Wedding)
The appeal goes beyond seeing a rectangle on a screen.
Frames can be captured for later reference, lens information can travel with those images, custom framelines can be used and material can form part of a wider scouting, shot-planning and communication workflow.
That ability to show other departments exactly what you mean is arguably more important than the viewfinder itself. A director and DP can agree on a frame, then communicate it to the AD, production designer, VFX department, grips or camera crew without relying on somebody else to imagine it.
Artemis subsequently became an industry-standard tool and received an Engineering Emmy in 2018. The Television Academy described it as enabling filmmakers to accurately previsualize shots using specific cameras and lenses before those combinations are physically available.
Chemical Wedding followed that with the British Society of Cinematographers' Bert Easey Technical Award in 2024, awarded for the development of the Artemis Digital Director’s Viewfinder System. (BSC)
The list of cinematographers and filmmakers who have discussed using Artemis is substantial, including Darius Khondji, Rachel Morrison, Bruno Delbonnel, Claudio Miranda, Linus Sandgren and numerous others. (Chemical Wedding)
For most filmmakers, this is where we would start.
It combines serious professional functionality with the huge practical advantage of living on a device you are probably carrying anyway.
2. Chemical Wedding Artemis Prime / Prime XL — Best High-End Director’s Viewfinder
Artemis Prime is where the concept becomes particularly interesting.
Rather than choosing between a digital viewfinder and a traditional lens finder, Chemical Wedding combined the two to create what it describes as the first hybrid optical/digital director’s viewfinder. (Chemical Wedding)
The important difference is that Prime can use actual cinema lenses.
Versions support PL/LPL and Panavision-family mounts, which means the director or cinematographer can frame through the same glass intended for the production while retaining the digital interface and workflow advantages of Artemis.

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That changes what you are evaluating.
An app can calculate the field of view of a 40mm lens extremely accurately, but it cannot magically make the phone camera reproduce the optical character of a particular vintage 40mm lens.
With a lens finder, you can begin evaluating things such as distortion, falloff, anamorphic behaviour and the general personality of the lens itself. That becomes especially useful when lens choice is part of the visual language of the production.
Artemis Prime can accommodate an enormous number of format-and-lens combinations without requiring filmmakers to create and mark a separate ground glass for each one. It also provides a screen that several collaborators can see rather than restricting the image to a single eyepiece.
For large-format work there is Artemis Prime XL, designed to extend the system to formats including ALEXA 65 and IMAX.
This isn't hypothetical high-end usage either.
Cinematographer Linus Sandgren ASC, FSF was photographed using Artemis Prime during production of No Time to Die, which incorporated IMAX 65mm photography. Both Chemical Wedding and the American Society of Cinematographers document the system being used on the production.
Artemis Prime has also been used on The Marvelous Mrs. Maisel, where camera operator Jim McConkey used the system with cinematographer David Mullen ASC.
For smaller productions this level of hardware may be unnecessary. For a high-end production spending serious money choosing lenses and formats, however, being able to previsualize through the actual taking lens is an entirely different proposition from merely estimating its framing.
3. Alan Gordon Mark Vb Director’s Viewfinder — Best Traditional Optical Viewfinder
If your mental image of a director composing a shot involves somebody holding a small telescope-like finder to one eye, you are probably picturing something close to the Alan Gordon Mark Vb.
It remains one of the classic director’s viewfinders and is still manufactured by Alan Gordon Enterprises.
The Mark Vb uses a 12:1 optical zoom range with direct focal-length markings for multiple film and video formats. Its supported ranges include 16mm, Super 16, 35mm, 35mm anamorphic and 2/3-inch video. (Alan Gordon Enterprises)
Aspect-ratio settings include 1.33:1, 16:9, 1.85:1 and 2.40:1, while six optical glass elements form the image.
Its biggest advantage is its immediacy.
There is no phone battery to worry about, no app to configure and no screen between your eye and the scene. Raise it, adjust it and start looking.
The trade-off is that filmmaking formats have evolved enormously since this type of viewfinder was designed.
Modern productions may be shooting on large-format digital sensors, unusual sensor crops or formats that don't correspond perfectly to the markings engraved on a conventional finder. Alan Gordon notes that the Mark Vb can approximate several Super 35 digital sensors to within around 10% of a stated focal length, rather than pretending every modern sensor maps perfectly onto its traditional scales. (Puhlmann Cine)
That makes the Mark Vb particularly attractive if you like the speed and tactile nature of a genuine optical finder and understand how its markings relate to your chosen format.
It is a beautifully simple solution to a problem that doesn't always need a computer.
4. ARRI Director’s Finder PL — Best Traditional Finder for Actual PL Lenses
ARRI does have a director’s finder — and it is not ARRI Artemis.
The ARRI Director’s Finder is a traditional handheld PL-mount lens finder that accepts cinema lenses and uses interchangeable ARRIFLEX ground glasses. Current rental and sales listings describe it as a compact finder designed for viewing framing and image characteristics without needing the camera body itself. (Talamas)
That gives it a very different purpose from an optical zoom finder such as the Mark Vb.
You mount the lens itself, meaning you are looking through the piece of glass the production intends to use rather than asking another optical system to approximate its field of view.
Its limitations are equally traditional.
The ground glass must correspond to your intended shooting format, and moving between the increasingly varied sensor areas found in contemporary cinema can make a fixed ground-glass workflow less convenient than a digitally configurable system.
There is nevertheless something very appealing about its simplicity.
If you are working with PL lenses and the appropriate ground glass is available, it provides a direct, camera-free way of evaluating the actual lens.
5. DENZ OIC-35 — Best Premium Traditional Lens Finder
The DENZ OIC-35 is another serious option for productions that prefer a physical lens finder.
OIC stands for Optical Image Control, and the system is designed around an ARRI-style Super 35 ground glass and interchangeable cinema lenses rather than an internally simulated focal length. (Puhlmann Cine)
The OIC-35 supports PL-mount lenses, with Panavision-mount configurations also available, and uses an adjustable eyepiece arrangement designed to make a relatively substantial finder comfortable to operate.
This is very much a professional rental-house or high-end ownership proposition rather than something aimed at somebody who simply wants to check whether a 35mm or 50mm feels better.
Its strength is the same one shared by other real lens finders: you are assessing an actual lens rather than a mathematical representation of one.
For cinematographers working with distinctive vintage, anamorphic or heavily characterful cinema optics, that can matter.
For somebody scouting locations with an iPhone in their pocket, it is obviously overkill.
6. Alan Gordon Pocket Mini Director’s Viewfinder — Best Affordable Optical Finder
The Alan Gordon Pocket Mini takes much of the appeal of a traditional director’s viewfinder and compresses it into a smaller, considerably less expensive package.
It is an 11:1 telescoping optical finder designed specifically for filmmakers who want portability without moving into premium professional finder territory. (Alan Gordon Enterprises)
It includes markings for Super 16, Super 35, anamorphic, 1/2-inch and 2/3-inch formats, together with aspect ratios including 1.33:1, 16:9, 1.85:1 and 2.35:1.
Alan Gordon also provides guidance for using it as an approximation with several Super 35 digital cameras.
That makes the Pocket Mini a particularly nice choice for directors, film students and location scouts who want to learn to think in focal lengths physically, rather than always reaching for a phone.
It is also worth distinguishing the Pocket Mini from the Cavision entry that appeared in the previous version of this guide.
That section actually linked readers to an Alan Gordon Pocket Mini despite describing a Cavision VFM-11X, so we would rather recommend the identifiable, currently supported product directly.
7. Cadrage Director’s Viewfinder — Best Artemis Alternative
Artemis isn't the only serious smartphone director’s viewfinder.
Cadrage has developed into an impressively comprehensive option, with a large database covering professional cinema cameras and lens systems alongside project-management and shot-planning tools.
Its current feature set includes camera and lens previews, custom framelines, still and video capture, exposure and white-balance controls, project organization, PDF shot lists and even sun-path tracking. (App Store)
The developers continue to update its camera and lens database too.
As of September 2026, recent updates include contemporary systems such as ALEXA 265, ALEXA 35 Xtreme, Blackmagic URSA Cine models, current RED systems and a broad range of Sony, Canon and other cinema cameras.
Cadrage is therefore much more than a novelty app that places crop lines over an iPhone camera.
Like Artemis, its value is that the viewfinder becomes part of prep, scouting and communication, rather than simply answering what a certain focal length looks like.
For iPhone and iPad users wanting a sophisticated digital alternative, Cadrage deserves to be on the shortlist.
8. Sigma fp / fp L — Best Camera-Based Director’s Viewfinder
The Sigma fp is an unusual inclusion because it is first and foremost a full-frame camera.
Unlike older camera-as-finder recommendations that simply bolted accessories onto bodies never designed for this role, Sigma actually designed a dedicated Director’s Viewfinder mode into the fp series. (Sigma Global)
That mode can simulate the shooting areas of a range of ARRI, RED and Sony cinema cameras, including ALEXA LF, Mini LF, ALEXA 65 and Sony VENICE configurations. (Sigma Photo)
It also supports custom frame guides and anamorphic desqueeze.
There is another considerable advantage: this is a real interchangeable-lens full-frame camera.
With the appropriate mount or adapter, you can therefore build a compact director’s-finder rig around physical lenses while retaining a live electronic image and modern framing tools.
Rental companies have noticed this potential.
Talamas lists a dedicated Sigma fp Director’s Viewfinder Kit, while UK rental house VMI similarly offers a full-frame PL-mount fp configuration specifically as a camera/director’s finder. (Talamas)
It is larger and more complicated than pulling a phone from your pocket, but it occupies a useful middle ground between an app and a purpose-built high-end lens finder.
9. Artemis XR — Best Viewfinder for Emerging Virtual Production Workflows
The most futuristic viewfinder in this guide doesn't look much like a director’s viewfinder at all.
Artemis XR extends the idea into spatial computing, letting filmmakers plan shots and blocking against virtual subjects while standing in the physical space in which those shots will occur. (Chemical Wedding)

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This is particularly relevant as filmmaking increasingly moves between conventional location work, virtual production and real-time 3D environments.
Instead of simply asking what a certain focal length sees, a filmmaker may want to place a virtual actor, vehicle or object into a real location before that element physically exists.
Interestingly, Artemis XR has moved beyond being purely experimental.
Chemical Wedding launched the first public version for Apple Vision Pro in December 2025, allowing filmmakers to position stand-ins and plan scenes at full scale in spatial computing. (Chemical Wedding)
The roadmap is equally significant.
Chemical Wedding says LiDAR-equipped iPhone support is planned next, followed by Unreal Engine integration in 2027, which would bring game-engine environments much closer to the same viewfinder workflow.
That doesn't make Artemis XR the viewfinder every director should buy today.
It does, however, offer a glimpse of where the category is heading: away from merely framing the world already in front of the camera and towards previsualizing a world that may not exist yet.
Optical vs Digital vs Hybrid Director’s Viewfinders
The modern director’s viewfinder now falls into three broad camps.
A traditional optical finder such as the Alan Gordon Mark Vb is fast, self-contained and wonderfully direct. It is ideal when you mainly want to investigate composition and approximate focal length without introducing another electronic device.
An app such as Artemis or Cadrage is dramatically more flexible.
Digital systems can account for a vast number of cameras, sensor modes and aspect ratios while allowing frames, notes and metadata to become part of the production workflow.
Lens finders such as the ARRI and DENZ systems solve a different problem because they allow filmmakers to inspect the actual optical lens.
Then Artemis Prime effectively combines those worlds, using genuine cinema lenses while replacing much of the fixed ground-glass workflow with a configurable digital system.
The choice therefore comes down to what information you need from the finder.
For pure framing, digital is incredibly convenient. For judging the personality of expensive or unusual lenses, viewing through those lenses still gives you information that mathematical field-of-view simulation cannot.
What Happened to the Schneider Optics iPro System?
The Schneider Optics iPro system deserves a historical note because it appeared as a standalone recommendation in the previous version of this article.
That wasn't quite what the product was.
The system was developed through a collaboration between Chemical Wedding and Schneider Optics because early iPhone and iPad cameras weren't sufficiently wide for some Artemis simulations. A calibrated wide-angle adapter expanded the phone camera's field of view, allowing Artemis users to preview considerably wider cinema lenses. (Artemis User Guide)
In other words, iPro supported Artemis rather than competing with it as another director’s viewfinder.
Nic Sadler tells us that the system was discontinued more than a decade ago as Apple's move towards multiple built-in cameras reduced the need for an external wide-angle solution.
It is an interesting piece of director’s-viewfinder history, but there is little reason to recommend buying one as part of a modern 2026 workflow.
Can You Just Use Your Phone Camera Instead?
You can, but there is an important difference between using a phone to find an attractive composition and using it as an accurately calibrated director’s viewfinder.
A phone's native camera only tells you what that particular phone lens and sensor see.
If the production is shooting ALEXA 35 Open Gate with a particular focal length, or ALEXA 65 with another, simply opening the iPhone camera does not reproduce those fields of view.
A dedicated app calculates the relationship between the phone camera and the production camera's active imaging area.
That is why applications such as Artemis and Cadrage remain valuable even though modern smartphones already have multiple excellent cameras.
What About Android?
The professional viewfinder-app market has historically been particularly strong on iOS, but Android filmmakers have options too.
One worth investigating in 2026 is ViewFinder by FilmForce, whose current Android release advertises support for more than 240 cameras and 1,300 lenses alongside scouting, framing and sun/moon planning features. (Google Play)
There are also more lightweight apps such as Magic Film ViewFinder.
As with any digital director’s viewfinder, the important question isn't simply how many cameras appear in a dropdown menu. What matters is whether the specific sensor mode, recording area, lens and anamorphic configuration you intend to shoot can be represented accurately.
Which Director’s Viewfinder Should You Buy?
For most directors and cinematographers in 2026, we'd begin with Artemis.
It is mature, exceptionally flexible, backed by years of real production use and requires virtually no additional equipment beyond the iPhone or iPad many filmmakers already carry.
Cadrage is the strongest direct alternative if its interface and planning workflow suit you better.
If you specifically want a traditional optical tool, the Alan Gordon Mark Vb remains a classic, while the Pocket Mini makes more sense for filmmakers who don't require the Mark Vb's full feature set.
The decision changes once you need to inspect real lenses.
ARRI and DENZ lens finders remain useful traditional solutions, while Artemis Prime is arguably the most interesting option for a contemporary high-end workflow because it combines actual cinema lenses with digital formats, framelines and collaboration.
And if your production is beginning to blur the line between physical cinematography and virtual production, Artemis XR points towards the next version of the same idea.
Best Director’s Viewfinders — Final Thoughts
Director’s viewfinders have always been about making expensive decisions cheaply.
Moving yourself around a room with a finder takes seconds. Moving a camera, dolly, track, lighting equipment, actors and crew only to discover that the shot doesn't work can take considerably longer.
What has changed is the amount of information the viewfinder can now carry.
The original optical tools helped filmmakers determine framing and focal length. Modern digital tools can preserve frames, lens data and shot plans, while hybrid systems let cinematographers evaluate real glass and share what they see with the people around them.
That is why a director’s viewfinder remains relevant even when a production already has multiple monitors and an enormously sophisticated cinema camera.
The finder isn't there to replace the camera.
It is there to help you decide where the camera should go before everybody else has to move it.
Sources
- British Cinematographer — Tools aren't toys
- Chemical Wedding — Artemis
- Television Academy — 2018 Engineering Emmy Awards
- BSC Bert Easey Technical Award
- Chemical Wedding
- Chemical Wedding — Artemis Prime
- Alan Gordon — Mark Vb Director's Viewfinder
- Puhlmann Cine — Directors Finder
- Talamas — ARRI Director's Finder PL Mount
- Alan Gordon — Pocket Mini Director's Viewfinder
- App Store — Cadrage Director's Viewfinder
- Sigma Global — fp as cinema camera
- Sigma Photo — SIGMA fp
- Talamas — Directors Viewfinders
- Chemical Wedding — Artemis XR
- Chemical Wedding — Artemis XR launches on Apple Vision Pro
- Dartmouth — Artemis User Guide
- Google Play — ViewFinder by FilmForce
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