Are you searching for something which can capture high defined pictures of wildlife, landscapes and nature? Do you want a high specs camera for your professional work? Or do you want one to satisfy yourself because you have adapted photography as your hobby? Then, Funjifolm Fujinon XF 100-400MM F/4.5-5.6 R LM OIS WR is the best choice. Many people have photography as their personal hobby and many does it for their professional work. Fujinon XF 100-400MM meets the requirement for both purposes. This camera lens has multiple distinctions over other cameras.

How does this camera differ from other? Is it worth buying? This review will tell you everything you need to know.


Fujifilm calls this release “FUJIFILM FUJINON XF 100-400MM F/4.5-5.6 R LM OIS WR

XF is Fuji’s series of good lenses. It is for their X-mount cameras

R indicates this camera has aperture ring.

LM means Lick Me. This is translated from Japanese relating to humidity resistance

OIS stands for Optical Image Stabilizer

WR stands for weather resistance.


  • Fujifolm Fujinon XF100-400MM comes with a Zoom-lock switch which prevents unwanted zoom creep from occurring. Despite that, It is also be used for maintaining the same zoom position while shooting. This helps for the photoshoot of wildlife without getting disturbed.

  • It has a removable, rotating tripod collar. This allows the balanced mounting and shooting when the user is working from a tripod or monopod.

  • The in-built lens hood includes a sliding window for the easier adjustment of rotating filters, such as a polarizer, while the hood is installed.

  • It is compatible with optional XF 1.4x TC WR and XF 2x TC WR teleconverters. This also provides the Angle view of 16.2 – 4.1 degrees

What Does FUJINON XF 100-400MM Provides to Its Users

1. Super Telephoto Zoom:

Fujifolm Fukinon XF 100-400MM F/4.5-5.6 R LM OIS WR is a super telephoto zoom lens. It covers 35 mm focal length that is equivalent to 152-609 mm. As a result, it delivers the highest image quality. It’s one of the major distinctions of this camera over its competent.

2. Minimized Chromatic Aberration

The optical construction contains 21 elements orientated in 14 groups that includes five ED lenses and a Super ED lens. This helps to deliver better results comparable to a fluorite lens, and by reducing axial chromatic aberration. It also provides maximum magnification of 0.19x that enables users to shoot telephoto macro images.

3. Image Stabilization

The 5.0-stop image stabilization system offered by this lens is the most powerful in any telephoto zoom lens. It produces shake-free images at all settings. This feature helps in capturing the high-quality pictures of moving objects.

4. Fast Capturing Ability

It has twin linear motor system which helps in delivering fast focusing on moving subjects. Thus, it also helps in shooting live performances. Thus, it can be used for entertainment purposes even if you are not a professional.

5. Water And Dust Resistance

The lens has 13 water and dust resistant seals at 12 different points. This allows the user to shoot in harsh outdoor conditions. It’s another distinction for the camera as the user can capture multiple pictures without worrying about the outdoor environment. The Florine coating on front lens element is water repellent too.

6. Light Weight Design

It weighs less than 1.4 kg which reduces the strain of shooing handheld. When computed to an X-T1 body, the combined weight of the camera becomes below 2 kg. Thus, it is easier to keep moving while shooting. It also makes it easier for the user to carry this gadget with him anywhere without worrying about its weight.

Lens Build

The lens of Fujifilm XF 100-400mm f/4.5-5.6 R LM OIS WR is very solid and has the best quality the Fuji company has come out with yet. Th mount and tripod collar are metal. Whilst the barrel is made from high quality plastic which makes it weigh less for the convenience of the camera holder. The internals are also made from high quality plastic. Rear barrels are smooth to rotate. The zoom ring is also wide which makes it easy for operation. Despite that the lens provides Angle of view 16.2 – 4.1 degrees. Max Aperture offered by the lens ranges from F4.5 wide to F5.6 Telephoto. Minimum Aperture of this lens is F22. Aperture Control 9 Blades rounded diaphragm opening – Step size 1/3 EV in 19 steps. The lens provides an incredible focus range of 1.75mm to Infinity. Size at wide is 210.5mm (8.29 inches) and 270mm (10.63 inches) at telephoto. It also has an auto Focus limit