Hi Lew, The Light Detector app is $0.99, and works just fine for an iPhone 3GS,
* Light Detector ($0.99) by Everyware Technologies: http://itunes.apple.com/us/app/light-detector/id420929143?mt=8 Here's the link to their support page: http://www.everywaretechnologies.com/apps/lightdetector As I mentioned earlier in my reply to Paul, David Woodbridge did a podcast about using Light Detector to check whether lights are on, whether blinds need to be pulled, etc. You can download it from his podbean feed: feed://davidwoodbr.podbean.com/feed/ Look for "Using Light Detector app with VoiceOver on the iPhone". HTH. Cheers, Esther On Mar 19, 2012, at 10:38 AM, Lewis Alexander wrote: > ah. sorry got my wires crossed on this lol. > > when this app was mentioned earlier regarding light sensing, I thought this > was just a light scanner to tell a blind user what level of light is in a > room or being given by a bulb or anything like that, > > oops > lew > > On 19 Mar 2012, at 20:27, Esther wrote: > >> Hi Lew, >> >> The iPad 2 camera is too low resolution to give good results with Prizmo, at >> least for visually impaired users. You can also tell this is the case by >> trying to run Prizmo on a screen captured image -- where there is no shake >> in taking a picture -- and comparing the results on an iPhone and an iPad. >> Now, the resolution used for screen capture doesn't have to be the same as >> what's used for the camera, but it's possible to tell that the same screens >> that I can OCR with the iPhone 4 start to mistake letters on the iPad 2 >> screen captures. For example, you can check this if you capture a screen of >> text from iBooks. >> >> While a few people have gotten results using Prizmo on the iPhone 3GS, >> reportedly the camera on this isn't really good enough for regular use by >> visually impaired individuals. When Prizmo was first being intensely >> discussed on the viphone list, with a lot of suggestions by Sandy Tomkins of >> practical ways to improve results, Rose Morales was able to get a >> near-perfect OCR of a book page on her iPhone 3GS at the first try. That's >> very unusual, and it was enough to make some people, like Geoff Waaler, >> purchase the app. He was able to use it to get some results on the iPhone >> 3GS, but really the place where he's now using Prizmo is his iPhone 4S. >> >> I'd say that you'd really want an iPhone 4 or 4S to use Prizmo. The new >> iPad camera is supposed to be as good as the camera on the iPhone 4, so that >> might also be a possibility. >> >> Here's the App Store link: >> • Prizmo ($9.99) by Creaceed: >> http://itunes.apple.com/us/app/prizmo/id366791896?mt=8 >> >> HTH. By the way, there's also a Mac version of Prizmo which uses the camera >> on your computer. I don't recommend that application for visually impaired >> users, despite the success of their iOS app. >> >> Cheers, >> >> Esther -- You received this message because you are subscribed to the Google Groups "MacVisionaries" group. To post to this group, send email to macvisionaries@googlegroups.com. To unsubscribe from this group, send email to macvisionaries+unsubscr...@googlegroups.com. For more options, visit this group at http://groups.google.com/group/macvisionaries?hl=en.