Olympus 8-25mm f/4 PRO M.Zuiko ED

The Olympus M.Zuiko Digital ED 8-25mm f/4 PRO is a constant-aperture ultra-wide zoom for Micro Four Thirds, covering a 16-50mm full-frame equivalent range in a weather-sealed 411g body with a 0.23m minimum focus distance and 72mm filter thread.

Key Specifications

• Focal length: 8-25mm (16-50mm full-frame equivalent) on Micro Four Thirds cameras
• Maximum aperture: f/4 constant across the entire zoom range
• Minimum focus distance: 0.23m — close enough for foreground-heavy compositions
• Filter thread: 72mm — standard filters work straight away, no petal adapters needed
• Weight: 411g — compact for a PRO-series ultra-wide zoom
• Aperture blades: 7, keeping bokeh circular even when stopped down
• Autofocus: Yes — fast and quiet, suitable for video as well as stills
• Lens mount: Mirrorless Micro Four Thirds

Who is the Olympus 8-25mm f/4 PRO for?

If landscape and astro photography are your thing, this lens deserves a serious look. The 8mm wide end gives you dramatic sky coverage for Milky Way shots, while the 25mm tele end lets you compress a scene just enough for a more classic landscape frame — all without swapping glass. The constant f/4 aperture means your exposure doesn't shift when you zoom, which keeps your workflow clean in tricky lighting. Weather sealing is a real-world feature here: shooting in rain or dusty conditions is not a problem. The 0.23m minimum focus distance also means you can get surprisingly close to flowers, tide-pool details or foreground rocks without a macro lens. Photographers using Olympus bodies with in-body image stabilisation will benefit most, since the lens pairs with IBIS to give you genuinely handholdable low-light shots. It's also a strong companion lens to the Olympus 12-100mm f/4 PRO when you want to cover the wide end of the range. If you're comparing it against the Olympus 7-14mm f/2.8 PRO, note that the 8-25mm trades one stop of light for a much longer range, a flat filter-friendly front element and a closer minimum focus distance.

Buying a used Olympus 8-25mm f/4 PRO

Picking up this lens second-hand makes a lot of sense. It's a PRO-series build, which means the barrel is robust, the weather sealing holds up well over time, and the zoom and focus rings stay smooth. Because it's a zoom rather than a prime, wear is spread across normal shooting use rather than concentrated on a single focus distance. Every used copy on Camera-tweedehands.nl is individually inspected and photographed, and comes with a minimum of 12 months warranty — so you're not taking a leap of faith with a pre-owned purchase. Check the variant listing for the exact warranty term on the specific copy you're eyeing.