Optoma has officially launched the Photon Life PH31 projector. Already selling in Europe and now available to pre-order in the US, this is a home entertainment model. 4 Reviews ← exclude selected typesThe Optoma Photon Life PH31 projector is now available to pre-order in the US. The image from the Optoma PH31 can be perfected with tools like automatic vertical keystone correction and 1.1x manual zoom. You can currently pre-order the Optoma Photon Life PH31 home entertainment projector for $699.00 at B&H Photo.