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Klaus

11-04-2020, 10:03 AM
[Image: spec-mtf.png]

vs the EF 50mm f/1.8 STM 

[Image: mtf.png]

thxbb12

11-04-2020, 10:40 AM
These MTFs look pretty bad...

What's the spacial frequency of these MTFs? 15 lines/mm, 45?

Brightcolours

11-04-2020, 10:54 AM
They are a clear improvement over the EF 50mm f1.8 STM, which does not test badly.
10 (contrast) and 30 (resolution).
Opticallimits > Forums > Canon EOS > Canom RF 50mm f/1.8 STM ... MTF