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Pentax *ist DL Infrared Sensitivity


camera overview


 
Camera: Pentax *ist DL
Filter: none
Exposure time: 1/250
F-stop: 6.7
ISO speed: 200
Exposure mode: Auto
White balance: Auto
EV: 12.4541EV
Camera: Pentax *ist DL
Filter: Heliopan 715nm IR pass filter
Exposure time: 1/60
F-stop: 2.4
ISO speed: 400
Exposure mode: Auto
White balance: Auto
EV: 6.433EV
 
The Pentax *ist DL is surprisingly sensitive to IR light, about the same as the DS. However, this is only in the red channel. The other channels are so insensitive that you can pretty much forget colour IR work unless you shoot RAW for IR work.





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