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Beroflex 400mm f/6.3 vs Pentax Super-Multi-Coated Takumar 400mm f/5.6

Both are M42 prime lenses. Here is what actually differs.

Pick the Beroflex 400mm f/6.3 if

Our spec data shows no clear advantage for this lens.

Pick the Pentax Super-Multi-Coated Takumar 400mm f/5.6 if

  • You need ⅓ stop more light for low light or background blur (f/5.6 vs f/6.3)

Spec differences

8 differences
Specifications that differ between the Beroflex 400mm f/6.3 and the Pentax Super-Multi-Coated Takumar 400mm f/5.6
Beroflex 400mm f/6.3 Pentax Super-Multi-Coated Takumar 400mm f/5.6
Brand
Beroflex
Pentax
Format
not listed
Full frame
Max aperture
f/6.3
f/5.6 ⅓ stop faster
Filter thread
not listed
77 mm
Min focus distance
not listed
8 m
Optical design
not listed
5 elements / 5 groups
Autofocus motor
not listed
Manual focus
Image stabilization
not listed
No
3 identical specs hidden: mount, type, focal length. Show all
Mount
M42 both
Type
Prime both
Focal length
400mm both

Our notes

Beroflex 400mm f/6.3

This 400mm f/6.3 manual-focus telephoto prime lens from Beroflex fits M42 mount cameras. It brings distant subjects closer for sports, wildlife and events.

Our notes

Pentax Super-Multi-Coated Takumar 400mm f/5.6

The Pentax Super-Multi-Coated Takumar 400mm f/5.6 is a manual-focus telephoto prime lens covering 400mm at f/5.6 for M42 mount cameras. A classic Takumar lens from the Pentax screw-mount era, popular for vintage-lens adapting.

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