But hitting 'auto' in LR is so extreme that you'd be hard pressed to
make meaningful comparison.
On 23/11/2013, Chuck Norcutt <chucknorcutt@xxxxxxxxxxxxxxxx> wrote:
> I was mistaken about equivalent exposures on the EXIF data. Now that I
> take another look at it I see that they both have the same aperture but
> the 21mm has a 2/3 stop greater exposure than the 35mm. It's 1/3 stop
> more sensitive on ISO and 1/3 stop greater exposure time on shutter
> speed. I'd have thought the exposure bias would be in the opposite
> direction. I'd expect the wider angle lens to see more sky and give the
> scene less exposure. From the EXIF data:
>
> Focal Length 35 mm 21 mm
> Exposure Time 1/125 sec 1/91 sec
> Aperture f/4.8 f/4.8
> ISO Equivalent 160 200
>
> Chuck Norcutt
>
>
> On 11/22/2013 6:40 PM, Tina Manley wrote:
>> LR didn't do much at all. The 21 mm lens brings in a lot more light than
>> the 35 and the 50 dims it even more. I didn't have any exposure
>> compensation set on any of the three cameras. I think it's just the
>> difference in the amount of light the various lens lengths let in. I
>> normally have all cameras set on center-weighted exposure which would
>> make
>> difference over averaged exposure.
>>
>> Tina
>>
>>
>> On Sat, Nov 23, 2013 at 12:35 AM, Chuck Norcutt <
>> chucknorcutt@xxxxxxxxxxxxxxxx> wrote:
>>
>>> Both color images have equivalent exposures recorded in the EXIF data
>>> but the 21mm image is *much brighter* than the 35mm image. What do
>>> these things look like before LR was allowed to play with them?
>>>
>>> Chuck Norcutt
>>>
>>>
>>> On 11/22/2013 3:22 PM, Tina Manley wrote:
>>>> PESO:
>>>>
>>>> I've just now started downloading all of the photos from my trip to
>>>> Italy
>>>> but I thought it would be fun to compare the three cameras that I took.
>>>> Each one had a different lens which will also make a difference!
>>>>
>>>> http://www.pbase.com/tinamanley/image/153485285
>>>>
>>>> http://www.pbase.com/tinamanley/image/153485286
>>>>
>>>> http://www.pbase.com/tinamanley/image/153485287
>>>>
>>>> They were all three processed minimally in LR by just hitting Auto and
>>>> adding a small amount of Clarity and Vibrance. I'm sure I'll work on
>>> them
>>>> some more but I wanted to compare the cameras, not the processing.
>>> Maybe I
>>>> should post a 100% crop from each?
>>>>
>>>> C&C greatly appreciated.
>>>>
>>>> Tina
>>>>
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>>>
>>>
>>
>>
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