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OLYMPUS M Zuiko Digital 25mm Lens Instruction Manual

OLYMPUS M Zuiko Digital 25mm Lens FEATURE

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OLYMPUS M Zuiko Digital 25mm Lens

OLYMPUS M Zuiko Digital 25mm Lens PRODUCT

About Olympus

Olympus Corporation is a Japanese multinational corporation specializing in manufacturing and selling optical and imaging products, medical equipment, and scientific equipment. The company has a long history and has significantly contributed to various fields, including photography, medical imaging, and scientific research.


Thank you for purchasing this Olympus product. To ensure your safety, please read this instruction manual before use, and keep it handy for future reference.

Name of parts


  1. Front cap
  2. Filter mount thread
  3. Focus ring
  4. Mount Index
  5. Rear cap
  6. Electrical contacts

Notes on shooting

  • Edges of pictures may be cut off if more than one filter is used or if a thick filter is used.
  • Can be used with the optional EC-14 and EC-20 teleconverters.
  • Can be used with the optional EX-25 extension tube under the following conditions.


  • When using E-300, make sure that the camera firmware is version 1.3 or higher.

Main specifications

  • Mount: Four-Thirds Mount
  • Focal distance: 25 mm (1 in) (equivalent to 50 mm on a 35 mm camera)
  • Max. aperture: f2.8
  • Image angle: 47º
  • Lens configuration: 4 groups, 5 lenses Multilayer film coating (partially single-layered)
  • Iris control: f2.8 to f22
  • Shooting range: 0.2 m (7.9 in) to ) (infinite)
  • Focus adjustment: AF/MF switching
  • Weight: 95 g (3.4 oz) (excluding cap)
  • Dimensions: Max. dia. l64 (2.5 in) × Overall length 23.5 mm (0.9 in)
  • Filter mount thread diameter: 43 mm (1.7 in)

Specifications are subject to change without any notice or obligation on the part of the manufacturer.

Precautions: Be Sure to Read the Following

Warnings: Safety Precautions

  • Do not view the sun through the lens. It may cause blindness or vision impairment.
  • Do not leave the lens without the cap. If solar light is converged through the lens, a fire may result.
  • Do not point the camera lens at the sun. Sunlight will converge in the lens and focus inside the camera, possibly causing a malfunction or fire.

Technical Support (USA)

24/7 online automated help: http://www.olympusamerica.com/DSLR/

Phone customer support: Tel.1-800-260-1625 (Toll-free)

Our phone customer support is available from 8 am to 10 pm (Monday to Friday) ET

E-Mail: e-slrpro@olympus.com

FAQS About OLYMPUS M Zuiko Digital 25mm Lens

What is the Olympus 25mm’s field of view?

48 degrees

What distinguishes Zuiko lenses from M Zuiko lenses?

While Olympus Zuiko symbolizes previous medium format and 35mm film lenses as well as the defunct Four Thirds standard, M. Zuiko Digital lenses are for the current Micro Four Thirds format.

Does a 25mm lens have a broad angle?

Wide angles with focal lengths between 35mm and 24mm are regarded as standard.

How is an Olympus lens mounted?

The Micro Four Thirds lens mount is used by Olympus mirrorless cameras.

Describe a Zuiko lens.

Olympus Corporation produces optical lenses under the Zuiko brand, which were popular up until and during the Four Thirds system era.

How far can the attention be focused?

From a distance of 0.7 m and beyond, focus is acceptable.

What is a lens’ maximum focusing distance?

Most lenses can focus at infinity (have an infinite maximum focus distance).

What is the focusing range’s bare minimum?

Each lens has a minimum focusing distance at which it may capture an image.

Olympus lenses are weather-sealed, right?

Only a select few ZUIKO lenses from Olympus are weatherproof.

Why is a 25mm lens useful?

widen the area of vision you capture

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