Ilford multigrade filters manual

Multigrade filter sets To work with ILFORD MULTIGRADE materials, you need to be able to control the colour of the light from the enlarger — usually by putting filters into the light path. White light produces a print of normal contrast, about grade 2; yellow (green) light reduces contrast, and . ILFORD MULTIGRADE FILTERS are a fantastic addition to any darkroom. With 12 evenly spaced, speed matched grades, they enable simple contrast control for all variable contrast papers and allow a wide range of negative types to be printed. new ILFOSPEED MULTIGRADE equipment is the colour of the light produced by the ILFOSPEED MULTIGRADE H enlarger head, when compared with that of the ILFOSPEED MULTIGRADE equipment. The magenta and yellow dichroic filters have been replaced by blue and green dichroic filters respectively, eliminating the red component.

The Ilford Manual of Photography (revised August ; pages ) describes the two methods of use of this second Multigrade filter set and explains the use of the No Master filter. The full text follows these illustrations. ILFOSPEED MULTIGRADE www.doorway.ru light is produced by two quartz halogen lamps and, after passing through the filters, is diffused in a light mixing box to give even illumination. The ILFOSPEED MULTIGRADE enlarger head is available in two sizes. ILFOSPEED MULTIGRADE HL This enlarger head is designed for the larger format enlarger. The twelve MULTIGRADE filters are numbered 00–5 in 1/2 steps, with the lowest filter number corresponding to the softest contrast. The exposure time for filters 00–31/2 is the same; that for filters 4–5 is double. The ILFORD MULTIGRADE professional exposing system replaces the standard lamphouse on the most popular professional enlargers.

This manual was designed as a practical guide for the users of the Mobile Darkroom Patterson safelight; a set of Ilford multigrade filters that can be. Multigrade filters do not require any recalculation of exposure times when changing between grades 0 and 3, grades 4 to 5 simply requiring twice the. High quality copy of the original Operating Manual for the Ilford Multigrade variable contrast light source system. This deluxe reproduction features a.