Whem you say the photo state, is that being able to see, the blip page or being relaxed. If it is focusing your attention, which is what I understand the tangerine is for, why not just begin to relax you muscles of you body and your breathing and then 'shift' your awareness to behind you ie what you can't see with your eyes. Tell us what happens?
If it is visualisation, what colour(color) is your front door?... How do you know it's colour? Win Wenger has some interesting ideas on how to begin visualising. Check out his book the Einstein factor.