Armed with this knowledge it will give one the ability to view all their old Black & White negatives in their positive form. Unfortunately to the best of my knowledge this trick only works for those who have an iOS compatible device such as an iPhone, iPod or iPad. To enable the ability on any iOS device (it is so simple it is brilliant) simply hit ...
Settings> General> Accessibility> Triple-click Home> Invert Colors
Now click the Home button three times to invert the colours and while using the camera's 'live' view you now have the ability to view any Black & White negative in their positive form.
Hope you find the tip useful, enjoy ...
a demonstration I setup the following image to show the TIP in action.|
Black & White negatives found throughout Google Images.
- How to Use Your iPhone as a Quick and Easy Negative Viewer ~ PetaPixel.com