Selochrome

1931

Ilford Ltd

Ilford

England

Orthochromatic.

Roll-film size 16 (116). For 8, 2 ½" x 4 ¼"; 12, 2 ½" x 2 ⅞" or 16, 2 ½" x 2 ⅛" exposures. Speed: Ilford group E, 30° Sch. Dated 1951. Wooden spool. Red/yellow box.
Roll-film size 18 (118). For 6, 3 ¼" x 4 ¼" exposures. Metal spool.
Roll-film size 20 (120). For 8, 2 ¼" x 3 ¼"; 12, 2 ¼" x 2 ¼" or 16, 2 ¼" x 1 ⅝" exposures. Speed: Ilford group E, 30° Sch. Dated 1949. Red/yellow box. Two examples.
Roll-film size 20 (120). For 8, 2 ¼" x 3 ¼"; 12, 2 ¼" x 2 ¼" or 16, 2 ¼" x 1 ⅝" exposures. Metal spool.
Roll-film size 127. For 8, 4 x 6.5 cm exposures. Film speed: 30°, Ilford group E, 80 Weston. Dated 1960. Late Red/yellow box with each side a single colour.
Roll-film size Z 20. (Kodak size 620) For 8, 2 ¼" x 3 ¼"; 12, 2 ¼" x 2 ¼" or 16, 2 ¼" x 1 ⅝" exposures. Film speed: 30°. Dated Mar 1949. Red/yellow box.
Roll-film size Z 20. (Kodak size 620) For 8, 2 ¼" x 3 ¼" exposures. Film speed: 29°. Dated May 1947. Tin with red/yellow/black label.

Selochrome roll-film was introduced in 1931, a film-pack version appeared a couple of years later and, in 1935, a 35 mm cartridge was introduced. The roll-film version was replaced in the late 1950s.

References & Notes:

BJA 1934, p. 116. BJA 1932, p. 117.

HP3

1941

Panchromatic.

Roll-film size 88 (828). For 28 x 40 mm exposures. Speed: Ilford group F, 32° Sch. Dated 1946. Instructions. Green/yellow/black box. Two examples.
Roll-film size 120. For 8, 2 ¼" x 3 ¼"; 12, 2 ¼" x 2 ¼" or 16, 2 ¼" x 1 ⅝" exposures. Two examples.
Roll-film size 120. For 8, 2 ¼" x 3 ¼" exposures. Speed: Ilford group F, 32° Sch., 125 Weston. Dated 1957. Box only.
Film size 35 mm. Cassette, 36 exposures. Speed: 400 ASA, 27 DIN, 37° Sch. Green/yellow label. Early aluminium cassette.
Film size 35 mm. Darkroom Refill (code 935) 36 exposures. Speed: 400 ASA, 27 DIN, 37° Sch. Green/yellow box. Dated 1966. Two examples in boxes.
Film size 35 mm. 5 metres bulk film. Ilford Selo, yellow/green label. Tin d. 1952.
Film size 35 mm. 30 metres bulk film. Ilford Selo, yellow/green label. Tin d. 1949.

Selo H.P.3 roll-film was introduced in 1940 or 1941 to replace H.P.2, around 1945 the Selo part of the name was dropped. H.P.3 for 35 mm cameras was introduced in 1943. The name changed from H.P.3 to HP3 around 1948. The original speed of 32° Sch. was increased to 34° around 1956 and to 37° around 1960.

References & Notes:

BJA 1941, p. 72. BJA 1942, pp. 66, 170.

FP

1935

Panchromatic.

Roll-film size Z.20 (120). For 6 x 9 cm exposures. Speed: 27° Sch. Dated 1939. Green/yellow/black box.

Selo Fine Grain was introduced in 1934, this became Selo F.P. around 1935.

FP3

c. 1946

Panchromatic.

Roll-film size 828. For 28 x 40 mm exposures. Speed: Ilford group E, 64 Weston, 29° Sch. Dated 1956. Blue/yellow box.
Roll-film size 127. For 8, 1 ⅝" x 2 ½" or 12, 1 ⅝" x 1 ⅝" exposures. Two examples.
Roll-film size 120. Speed: Ilford group E, 64 Weston, 29° Sch. Blue/yellow box.
Film size 35 mm. Cassette, 36 exposures. Speed: 64 ASA/Weston, 19 DIN, 29° BSI/Sch. Blue/yellow label. Early aluminium cassette.
Film size 35 mm. Cassette, 20 exposures. Speed: 125 ASA/Weston, 22 DIN, 32° BSI/Sch. Blue/yellow label. Early aluminium cassette. In box d. 1966.
Film size 35 mm. Cassette, 20 exposures. Speed: 125 ASA/Weston, 22 DIN. Blue/yellow label. Later type cassette.
Film size 35 mm. Darkroom Refill (code 935) 36 exposures. Speed: 125 ASA, 22 DIN, 32° Sch. Blue/yellow box. Dated 1967. Two examples in boxes.
Film size 35 mm. 5 metre darkroom refill. Speed: Ilford group E, 64 Weston, 29° Sch. Blue/yellow label.
35 mm film tin. Speed: Ilford group E, 64 Weston, 29° Sch. Blue/yellow label.

FP3 was a medium speed panchromatic emulsion, when introduced the speed was 27° Sch. this was increased to 29° Sch. and to 32° Sch. around 1960. FP3 Series 2, in 35 mm size, was introduced in 1959.

References & Notes:

BJA 1949, p. 70. BJA 1950, p. 84. BJA 1951, p. 78.

FP4

1968

Panchromatic.

Roll-film size 120. Speed: 125 ASA. Dated 1987. Very late black box.
35 mm cassette. Speed: 125 ASA, 22 DIN. Very late black.
35 mm cassette. Speed: 125 ASA, 22 DIN. Black with white/blue attached label.

Introduced in 1968 to replace FP3.

Colorprint

Colour negative.

Film size 35 mm. 20 exposures in cassette. Speed: 64 ASA, 19 DIN. Dated 1967.

Ilford HP and FP series films and plates

First mention in the British Journal Photographic Almanac

1936	Selo F.P.	35 mm	F.P. is sometimes used for Fine Grain Panchromatic
	Selo H.P.	35 mm	H.P. is sometimes used for Hypersensitive Panchromatic
1939	Selo H.P.2	35 mm
	H.P.2	Plate
1940	Selo F.P.2	35 mm
	Selo H.P.2	Roll-film
	F.P.1	Plate
1941	Selo F.P.	Roll-film
	Selo H.P.3	Roll-film
	F.P.2	Plate
	H.P.2	Film
1943	H.P.3	Plate
	F.P.3	Plate
1944	Selo H.P.3	35 mm	Introduced 1943
	H.P.3	Film
1946			'Selo' dropped
1947	F.P.3	35 mm
1949			Name change F.P.3 becomes FP3, H.P.3 becomes HP3
	FP3	Roll-film
1950	FP Special	Plate
1950	FP3	Film
1957	HPS	35 mm
	HPS	Roll-film
1961	FP3 Series 2	35 mm
	FP3 Series 2	Film

Company Details:

Ilford

Early Photography

Selochrome

1931

Ilford Ltd

Ilford

England

References & Notes:

HP3

1941

References & Notes:

FP

1935

FP3

c. 1946

References & Notes:

FP4

1968

Colorprint

Ilford HP and FP series films and plates

Film and Plates