Brian R  Pritchard - Motion Picture and Film Archive Consultant

British Motion Picture Laboratories

Tools for Identifying Motion Picture Film

Tools for Identifying  Motion Picture Film These are PDF files with hyperlinks to give you some clues to identify 35mm Motion Picture Film, 35mm Motion Picture Sound Tracks and 16mm Motion Picture Film  They are still works in progress and will be updated when...

read more

Identifying Polyester film Base

Identifying Polyester Film Base If it is necessary to identify polyester film base from other bases then apart from trying to tear the film which cannot be seen as good archival practise!  The usual method is rather hit and miss and that is checking to see if when the...

read more

Technirama

Technirama Samples of Technirama :  The original 8 perforation neg and a selection of different format prints. Introduced by Technicolor in 1957 the negative travelled horizontally through the camera using an anamorphic lens.  The picture was squeezed by a factor of...

read more

LAD and Lady Tests

LAD and Lady Charts   There are two important factors involved in the production of grading and release printing.  Firstly the grader and the Control Department have to be confident that if a grader decides a certain scene requires, for example, Light 24 (Red=24,...

read more

Unusual Colour Film Sensitivities

  Unusual Colour Film Sensitivities There have been a number colour films made where the colour image produced on the film does not follow the usual correlation of the colour of the exposing light to the dyes produced. For the fairly obvious reason that the whole...

read more