Los datos del disparo EXIF van incrustados en la imagen, y los puedes ver (yo uso el "exif viewer", un complemeto del Firefox que va de miedo para ver los exif). La cámara la puse en modo "program" de manera que ella medía la luz y controlaba el tiempo de exposición; el ISO a 400, y fui subiendo la compensación de exposición hasta +1 EV, porque no se me quemaban las altas luces, y el histograma lo desplazaba a la derecha. De esta forma, al procesar y levantar luces, aparece menos ruido. Eso lo llamamos "derechear" el histograma.
El capture NX2 es un programa de revelado y procesado fotográfico de Nikon. En el NEF he hecho niveles por zonas, y un poco de contraste tonal para mejorar las texturas. Poco más. Ya es cuestión de gustos dejarla de una forma u otra.
Te copio los EXIF:
* Camera Make = NIKON CORPORATION
* Camera Model = NIKON D700
* Picture Orientation = normal (1)
* X-Resolution = 240/1 ===> 240
* Y-Resolution = 240/1 ===> 240
* X/Y-Resolution Unit = inch (2)
* Software / Firmware Version = Capture NX 2.2.0 W
* Last Modified Date/Time = 2009:10:30 23:23:20
* Artist =
* Y/Cb/Cr Positioning (Subsampling) = centered / center of pixel array (1)
* Reference Value of Black/White Point = 0/1,255/1,0/1,255/1,0/1,255/1
* Copyright Owner =
Exif Sub IFD
* Exposure Time (1 / Shutter Speed) = 3125/1000000 second ===> 1/320 second ===> 0.00313 second
* Lens F-Number / F-Stop = 0/1 ===> ƒ/0
* Exposure Program = aperture priority (3)
* ISO Speed Ratings = 400
* Exif Version = 0220
* Original Date/Time = 2009:10:30 21:56:46
* Digitization Date/Time = 2009:10:30 21:56:46
* Components Configuration = 0x01,0x02,0x03,0x00 / YCbCr
* Exposure Bias (EV) = 6/6 ===> 1
* Max Aperture Value (APEX) = 0/1 ===> 0
Max Aperture = ƒ/1
* Metering Mode = center weighted average (2)
* Light Source / White Balance = unknown (0)
* Flash = Flash did not fire
* Focal Length = 0/1 mm ===> 0 mm
* Last Modified Subsecond Time = 75
* Original Subsecond Time = 75
* Digitized Subsecond Time = 75
* FlashPix Version = 0100
* Colour Space = sRGB (1)
* Image Width = 800 pixels
* Image Height = 534 pixels
* Image Sensing Method = one-chip color area sensor (2)
* Image Source = digital still camera (DSC)
* Scene Type = directly photographed image
* Colour Filter Array (CFA) Geometric Pattern = 0x00,0x02,0x00,0x02,0x00,0x01,0x01,0x02
* Custom Rendered = normal process (0)
* Exposure Mode = auto exposure (0)
* White Balance = auto (0)
* Digital Zoom Ratio = 1/1 ===> 1
* Focal Length in 35mm Film = 0
* Scene Capture Type = standard (0)
* Gain Control = low gain up (1)
* Contrast = normal (0)
* Saturation = normal (0)
* Sharpness = normal (0)
* Subject Distance Range = unknown (0)
Un saludo, compañero.
![Wink :wink:](./images/smilies/wink.gif)