Panoramic Corporation - Panoramic X-Ray Machines and Accessories

A light film can be the result of many things, the most common being:

1.	Weak processing chemicals
2.	Cold processing temperatures
3.	Processing time too short
4.	Incorrect type of film being used with intensifying screen
5.	Worn-out or old intensifying screens

A dark film can be the result of many things, the most common being:

1.	Light exposure from leaks in darkroom or daylight loader
2.	Incorrect safelight bulb wattage
3.	Light exposure from safelight being closer than 4' from film handling surface
4.	Light exposure from safelight with old faded filter
5.	Light exposure in darkroom from equipment with operational lights
6.	Incorrect processing chemical temperatures
7.	Processing time too long
8.	Incorrect film/screen combination

Most light areas or artifacts on films are a result of radiation being blocked from the screens or light being blocked from the film:

1.	Eyeglasses, necklaces, earrings, etc.
2.	Lead aprons
3.	Developer stains or marks on intensifying screens
4.	Cracks in intensifying screens
5.	Film being bent or crimped prior to exposure

Most dark areas or artifacts on films are a result of some type of light exposure to the film:

1.	Static on film appearing as branch-like artifacts
2.	Static on screens appearing as blotches
3.	Light leak from a ripped or torn cassette
4.	Light exposure from a faulty seal on a daylight loader
5.	Film spilled out of box and exposed to varying degrees
6.	Dried chemicals on film hanger that dissolve during developing and run down film surface