NiSi JetMag Pro HDF 49MAG Magnetic Filter

The NiSi JetMag Pro HDF 49MAG Magnetic Filter is a creative diffusion filter designed to bring a subtle film-inspired character to both photography and video productions. Engineered for creators who want a more organic and cinematic rendering of highlights, the HDF (Highlight Diffusion Filter) delivers a refined glow while maintaining overall image integrity and detail.

Featuring film-inspired highlight diffusion, the filter gently softens bright light sources and luminous areas, creating a mellow glow that resembles the highlight behavior of classic motion picture film. This effect helps reduce the harshness often associated with modern digital sensors while adding atmosphere and visual depth.

Unlike stronger diffusion filters that significantly lower contrast, the HDF is designed for contrast-preserving clarity, helping maintain tonal separation, image structure, and overall scene definition while subtly softening bright areas.

The filter produces a natural-looking halation effect, creating a gentle glow around highlights that enhances skin tones, practical lights, reflections, and other bright elements within the frame. This added dimension can contribute to a more emotional and cinematic visual style.

For easy identification within a JetMag Pro setup, the filter features distinctive brown-colored handles, allowing users to quickly locate and swap the filter during production.

Its balanced diffusion characteristics make it suitable for a wide range of creative applications, including portrait photography, night photography, travel content, street photography, lifestyle imagery, interviews, documentaries, and cinematic video production.

The JetMag Pro magnetic mounting system enables fast installation and removal, allowing photographers and filmmakers to adapt quickly to changing shooting conditions without slowing workflow.

A patented locking mechanism helps ensure the filter remains securely attached during use and provides added stability when stacking compatible JetMag Pro filters.

The ultra-slim frame design minimizes the risk of vignetting, making the filter suitable for use with wide-angle lenses while maintaining a lightweight and compact profile.

A low-reflective nano-coating helps reduce flare and reflections while protecting the filter surface against water, oil, dust, and fingerprints for easier maintenance and long-term reliability.

Designed for the 49MAG JetMag Pro ecosystem, the filter is compatible with 39mm-49MAG, 40.5mm-49MAG, 43mm-49MAG, 46mm-49MAG, and 49mm-49MAG magnetic adapter rings, ensuring flexible compatibility across a variety of lenses.

Combining subtle highlight diffusion, natural halation, preserved contrast, and magnetic convenience, the NiSi JetMag Pro HDF 49MAG Magnetic Filter is an excellent choice for creators seeking a cinematic film-inspired glow, enhanced atmosphere, and refined visual character while maintaining excellent image clarity and tonal balance.

Product Features in Detail

Snap On in Seconds
The JetMag Pro 49MAG magnetic system is built for speed and reliability, using strong magnets to hold each filter securely in place. Filters snap on or off in seconds, so you can adapt to changing light without breaking your flow—and the stackable design lets you combine multiple filters effortlessly for maximum creative control on the go.

Locked On Tight
JetMag Pro 49MAG features a secure locking mechanism that keeps your filters firmly in place, even during fast movement or rough conditions. Simply twist the filter until it aligns with the white line on the adaptor to engage the lock—giving you complete confidence that your filters won't shift or detach while you shoot.

Color-Coded Control
Every 49MAG filter has its own color-coded handle, so you can identify the look you want at a glance and grab it fast. The tactile handles make it easy to attach, stack and remove filters by feel—even in low light—keeping you focused on the shot instead of your kit.

One Filter, Many Lenses
Fit a 49MAG adaptor ring to each of your lenses—available in 39mm, 40.5mm, 43mm, 46mm and 49mm—and a single filter works across them all. Move one filter from lens to lens in seconds, with no step-up rings or extra gear, saving time and space in your kit.

Every Creative Look
From True Color CPL and Full-Spectrum ND to Black Mist, Pure Mist, Film Glow, HDF, Cross Screen and the Yellow, Orange and Red monochrome filters, the 49MAG system covers every creative look on one magnetic platform—so you can build your kit and switch between effects in seconds.

Built for the Field
Premium optical glass and NiSi's low-reflective nano-coating cut glare while repelling water, oil, dust and fingerprints, so your filters stay clean and wipe down easily. Slim, aerospace-grade aluminium frames are built to handle real-world shooting, wherever the day takes you.

Fits in Your Pocket
The whole 49MAG system is made to travel light. Slim filters, magnetic caps and the compact Caddy Pouch keep everything protected and organised in a package small enough to slip into a pocket—so you can carry every look without the bulk of traditional filter cases.

NiSi JetMag Pro HDF 49MAG Magnetic Filter
The NiSi JetMag Pro HDF 49MAG Magnetic Filter is a highlight diffusion filter that uses advanced micro-lens technology to create mellow, film-like glow across bright areas. It softens highlights while helping preserve contrast, clarity, and natural tonal structure.

Film-Inspired Glow
The HDF filter adds a warm, mellow diffusion effect inspired by classic film, helping highlights feel softer and more atmospheric.

Contrast-Preserving Clarity
Unlike heavier mist filters, HDF is designed to maintain image structure, rich shadows, and balanced mid-tones.

Natural Highlight Control
Skin highlights, light sources, and reflective surfaces are diffused evenly for a natural-looking glow.

Creative Shooting Uses
It suits portraits, night scenes, lifestyle, travel, street photography, and video work where a subtle cinematic finish is desired.

Fast Magnetic Workflow
The JetMag Pro magnetic mount lets you attach, remove, and swap filters quickly, which is ideal when light or shooting conditions change.

Secure Locking Design
The patented locking mechanism helps prevent accidental detachment while keeping the filter fast and practical to remove when required.

Slim and Lightweight Build
The compact frame suits the smaller 49MAG format and helps maintain a clean setup for compact lenses and camera kits.

Nano-Coated Optical Glass
Premium optical glass and NiSi nano coating help maintain image clarity while resisting water, oil, dust, and smudges.

49MAG Compatibility
Compatible with 39mm-49MAG, 40.5mm-49MAG, 43mm-49MAG, 46mm-49MAG, and 49mm-49MAG magnetic adaptor rings.