2008-01-09 // 23:12:34 moody hey, i hope you dont me asking a question... i have just bought a polaroid back for my holga which takes 100 packfilm as well as ( i think) 80 packfilm anyway i am confused as to how the images are expelled from the camera as i have seen multipul exposures like this one taken with the polaroid back... is there a separate button which allows you to expell the image from the back? how does it work? thank you