4 added 129 characters in body
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That's your Nikon body doing its Active D-Lighting trying to show detail in the faintly lit wall on the background (remember, it's further away from windows and the lamp). Close to your well-lit subject, brightening of the back wall must be reduced to retain original local contrast.

In other words, your camera is creating an HDR image and this is a typical HDR halo.

I suspect the large aperture part is only coincidental because you (or the camera) naturally chose to use it in the dim room.

That's your Nikon body doing its Active D-Lighting trying to show detail in the faintly lit wall on the background (remember, it's further away from windows and the lamp). Close to your well-lit subject, brightening of the back wall must be reduced to retain original local contrast.

In other words, your camera is creating an HDR image and this is a typical HDR halo.

That's your Nikon body doing its Active D-Lighting trying to show detail in the faintly lit wall on the background (remember, it's further away from windows and the lamp). Close to your well-lit subject, brightening of the back wall must be reduced to retain original local contrast.

In other words, your camera is creating an HDR image and this is a typical HDR halo.

I suspect the large aperture part is only coincidental because you (or the camera) naturally chose to use it in the dim room.

3 added 143 characters in body
source | link

That's your Nikon body doing its Active D-Lighting trying to show detail in the faintly lit wall on the background (remember, it's further away from windows and the lamp). Close to your well-lit subject, it has to reduce brightening of the back wall must be reduced to retain original local contrast.

In other words, your camera is creating an HDR image and this is a typical HDR halo.

That's your Nikon body doing its Active D-Lighting trying to show detail in the faintly lit wall on the background. Close to your well-lit subject, it has to reduce brightening of the back wall to retain original local contrast.

That's your Nikon body doing its Active D-Lighting trying to show detail in the faintly lit wall on the background (remember, it's further away from windows and the lamp). Close to your well-lit subject, brightening of the back wall must be reduced to retain original local contrast.

In other words, your camera is creating an HDR image and this is a typical HDR halo.

2 added 177 characters in body
source | link

That's your Nikon body doing its Active D-Lighting trying to show detail in the faintly lit wall on the background. Close to your well-lit subject, it has to reduce brightening of the back wall to retain original local contrast.

That's your Nikon body doing its Active D-Lighting.

That's your Nikon body doing its Active D-Lighting trying to show detail in the faintly lit wall on the background. Close to your well-lit subject, it has to reduce brightening of the back wall to retain original local contrast.

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