The Chicago Theatre sign is a classic Out of Chicago conference Amateur by photography. A common definition is this; As a professional photographer, your primary source of income comes from your photography business. Camera light-field field instant pinhole press rangefinder SLR still TLR toy view Darkroom enlarger safelight Film base format holder stock available films discontinued films Filter Flash beauty dish cucoloris gobo Amateur by photography hot shoe monolight Reflector snoot Softbox Lens Amateur by photography lens Zoom lens Telephoto lens Manufacturers Monopod Movie projector Slide projector Tripod head Zone plate. Each year's competition is run on a monthly basis, with each month having a dedicated "theme" for the images to adhere to. I was at an Art Wolfe seminar two years ago and another attendee asked him about his transition from film to digital.