Leitz - Wild Comprehensive Microscope Bulb Listing. There are a total of 23 scanned pages of bulb identification keys for Wild Leitz microscope lamps that include the product numbers,  voltage % wattage, pictures, instrument guides and cross referencing to other manufacturers for microscopes prior to 1980. This is a black and white scan. Our company fairly lists item descriptions and stand by every product we sell. Thanks for looking!