OM SYSTEM PRF-ZD77 Pro Clear Protection Filter (77mm)

The OM SYSTEM PRF-ZD77 Pro Clear Protection Filter (77mm) is a premium protective filter made for photographers who want to safeguard the front element of a valuable lens without altering the look of the image. As a clear, neutral filter, it is designed to remain on the lens during everyday shooting, helping protect against dust, smudges, moisture, and accidental contact while maintaining the lens's native optical performance.

Compatible With

• Olympus M.Zuiko Digital ED 12-100mm f/4 IS PRO
• Olympus M.Zuiko Digital ED 300mm f/4 IS PRO
• Olympus M.Zuiko Digital ED 150-400mm f/4.5 TC1.25x IS PRO
• Olympus ZUIKO DIGITAL ED 90-250mm f/2.8
• Olympus ZUIKO DIGITAL ED 150mm f/2
• And other lenses with a 77mm front filter thread

Clear Protection Without Changing Exposure

Because this is a clear protective filter rather than a UV-correcting, polarizing, or neutral density filter, it does not intentionally change exposure, contrast, or color balance. That makes it a practical choice for photographers and videographers who want simple physical lens protection without changing their shooting workflow or image rendering.

Optical Quality for Modern Lenses

The PRF-ZD77 Pro Clear Protection Filter is built to complement high-resolution optics. Its clear optical glass is intended to preserve detail and clarity, making it suitable for still photography and video capture alike. When paired with professional lenses, a quality clear filter helps maintain confidence in the field while minimizing the compromise that lower-grade protective filters can introduce.

Multi-Coated Surface

Protective filters are most useful when they also help control unwanted reflections. The multi-coated design of this OM SYSTEM filter helps reduce flare and ghosting that can result from extra glass placed in front of a lens. This is especially valuable when shooting into bright light sources, on reflective surfaces, or in high-contrast outdoor conditions.

Built for Everyday Use

A protective filter is one of the simplest ways to keep a lens in better condition over time. In practical use, the filter can take the wear from repeated cleaning, airborne dust, sea spray, fingerprints, and light knocks that might otherwise affect the lens itself. For travel, event coverage, hiking, nature work, or general daily photography, it serves as a convenient first line of defense.

Why Choose a Clear Protective Filter?

Many photographers prefer a clear protection filter for lenses they use often, especially premium zooms and telephoto lenses with larger front elements. Unlike effect filters, a clear protection filter is intended to stay mounted most of the time. It can speed up maintenance, simplify cleaning, and offer peace of mind when working in unpredictable shooting environments.

77mm Filter Thread Compatibility

This model uses a 77mm thread size, one of the most common professional lens filter diameters. If your lens specifies a 77mm front thread, the PRF-ZD77 Pro Clear Protection Filter is sized to fit properly. Always confirm the thread diameter marked on the lens barrel or lens cap before purchase.

Usage Tips

For best performance, keep both sides of the filter clean using a blower, soft brush, and microfiber cloth. Pairing the filter with a lens hood can further reduce flare and add another layer of impact protection. If shooting at night or directly toward strong point light sources, some photographers may prefer removing any front filter to minimize every possible reflection, but for most daytime and general-purpose use, a high-quality clear filter is an excellent protective accessory.

Recommended Accessories

This filter pairs well with a lens hood, microfiber cleaning cloth, lens cleaning solution, air blower, and a protective lens pouch or case. A quality lens cap sized for 77mm filter threads is also useful if you need a replacement or spare.

In the OM SYSTEM / Olympus Ecosystem

OM SYSTEM and Olympus have long offered dedicated accessories tailored to their Zuiko and M.Zuiko lenses, including premium protective filters sized for specific professional optics. The PRF-ZD series is aimed at photographers who want an OEM filter option matched to the brand's lens lineup, with the PRF-ZD77 Pro Clear serving lenses that use the 77mm size.