EFM 18-150 EF-S 18-135 Pic?

Started 11 months ago | Discussions thread
dave_bass5 Veteran Member • Posts: 7,285
Re: EFM 18-150 EF-S 18-135 Pic?

Andy01 wrote:

dave_bass5 wrote:

Plus the 18-135 is of course a stop faster.

Is it ?

18-135 = f3.5 - f5.6

18-150 = f3.5 - f6.3

That equals 1/3 of a stop faster as far as i know, not 1 stop. Really 1/3 of a stop is pretty insignificant - both are fairly slow.


Well no, it’s obviously not, it’s a typo. These things happen

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