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Tokina SZX 400mm f/8 Reflex MF Lens for Canon RF

BH #TOSZXMF400RF • MFR #SZXMF400-RF
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Tokina SZX 400mm f/8 Reflex MF Lens for Canon RF
Key Features
  • RF-Mount Lens/Full-Frame Format
  • Catadioptric Telephoto Lens
  • Fixed Aperture: f/8
  • Manual Focus
This SZX 400mm f/8 Reflex MF Lens for Canon RF from Tokina is a 400mm super telephoto lens with a catadioptric optical design and a fixed f/8 aperture. It offers a compact alternative to standard telephoto lenses and fits easily in your pocket or a small bag for travel, wildlife, and outdoor photography.
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Tokina SZX 400mm f/8 Overview

This SZX 400mm f/8 Reflex MF Lens for Canon RF from Tokina is a 400mm super telephoto lens with a catadioptric optical design and a fixed f/8 aperture. It offers a compact alternative to standard telephoto lenses and fits easily in your pocket or a small bag for travel, wildlife, and outdoor photography.

The SZX 400mm f/8 reflex lens features a T-Mount design, making it easily adaptable to a wide variety of camera systems. Included with the lens is an RF-mount adapter.

Manual focus, catadioptric optical design telephoto lens with fixed f/8 aperture, which is compatible with select camera focus peaking systems and in-body multi-axis advanced image stabilization systems.
Multilayered anti-reflection coating for efficient light intake and reduced flare, plus high-reflectivity silvered coating and a protective antioxidant layer on the back side of mirrored surfaces for long performance life.
Minimum focusing distance of 45.3" and magnification 0.4x can capture small objects, while the 400mm focal length reduces the possibility of casting a shadow on the subject
Catadioptric design and construction creates a smooth and unusual donut-shaped bokeh
Wide focus ring provides smooth rotation range of 270°

Tokina SZX 400mm f/8 Specs

Focal Length
400mm
Aperture
Fixed: f/8
Lens Mount
Canon RF
Lens Format Coverage
Full-Frame
Angle of View
6° 8'
Minimum Focus Distance
45.28" / 1.15 m
Magnification
1:2.5 Macro Reproduction Ratio
0.4x Magnification
Optical Design
6 Elements in 5 Groups
Focus Type
Manual Focus
Image Stabilization
No
Filter Size
67 mm (Front)
Dimensions
ø: 2.9 x L: 3" / ø: 74 x L: 77 mm
Weight
12.52 oz / 355 g
Packaging Info
Package Weight
1.65 lb
Box Dimensions (LxWxH)
6.6 x 4.6 x 4.5"

Tokina SZX 400mm f/8 Reviews

This Lens Will Burst Your Bokeh Bubble

By Holly
Rated 5 out of 5
Date: 2026-07-21

For such an affordable price this lens is worth checking out if you love bokeh. It's manual focus with a fixed aperture and fixed focal length. As such, be aware you might shoot with a high ISO if in darker conditions so you might want a tripod so you can lower the ISO and also b/c there's no image stabilization. Handheld was fine for me but you can literally feel the camera wavering a bit (figured my in camera IS would come to the rescue in this case). It's very light. You'll want to use focus peaking to help identify focus and it seems the focus is linear versus a center spot. It comes in 500mm also which has the same effects so I almost wish I bought that one for more reach so keep that in mind. This is a fun lens to create bokeh overlays with. I give it two thumbs up!

sharp enough and surprisingly usable

By Lawrence
Rated 4 out of 5
Date: 2024-08-11

I've felt the need for a longer lens every time I've visited the zoo. I can't justify the cost of a super-long Nikkor, but this Tokina is inexpensive enough that I could talk myself into the purchase. It's small and light enough that it won't get left at home. I'll take it to the zoo on every visit. It has its disadvantages over the Nikkors - manual focus only, not weather sealed, and fixed f/stop. But it's enough lens for my needs. It's sharper than many lenses I've owned over the years, though not Nikkor-Z-sharp. A little tweaking in post-processing and the images are just fine, even with reasonable cropping. It's fast enough with reasonable ISOs for the shooting conditions I use it for. With peaking turned on, focusing isn't bad at all; but I've got years of practice from before autofocus was a thing. I'm more than satisfied with this lens.

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