[Alt-photo] Re: sensor and curve

[jusdado]

El 17/04/13 02:12, Mark Nelson escribió:
> To see it, just scan or photograph a standard reflection steptablet.
>
> Mark Nelson
> www.PrecisionDigitalNegatives.com
> PDNPRint Forum @ Yahoo Groups
> www.MarkINelsonPhoto.com
>
> sent from my iPhonetypeDeviceThingy
>
> On Apr 16, 2013, at 5:36 PM, raven erebus <ravene at gmail.com> wrote:
>
>> haha see and I thought maybe it was some trick to help make the perfect
>> digital negative!
>>
>>
>>
>>
>> On Tue, Apr 16, 2013 at 3:22 PM, Jeremy Moore
>> <alt.photosbyjeremy at gmail.com>wrote:
>>
>>> My first thought was classroom assignment.
>>>
>>> - Jeremy
>>>
>>> On Apr 16, 2013, at 4:01 PM, "Ravene at gmail.com" <ravene at gmail.com> wrote:
>>>
>>>> Hi
>>>>
>>>> I'm curious what you would use such information for?
>>>>
>>>> Raven
>>>>
>>>>
>>>>
>>>> On Apr 16, 2013, at 9:43 AM, jusdado <jmjusdado at gmail.com> wrote:
>>>>
>>>>> Greetings.
>>>>> We know how to design a characteristic curve of sensitive material
>>> (film or paper), base + veil, heel and shoulder, line, depending on the
>>> values of light exposure. But someone could draw or define the
>>> "characteristic curve" of a digital sensor?. The digital sensor has a
>>> linear response to increases in exposure. There would be "heel", not
>>> "shoulder", just straight?. Thank you.
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>>
>>
>> -- 
>> “Be regular and orderly in your life, so that you may be violent and
>> original in your work.” Gustave Flaubert
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Just a thought. If we represent a "characteristic curve" of a film, why 
can not represent the behavior of a sensor. Jajajaj, but there is some 
logical explanation beyond jajaja?.
Greetings.