Black and White Multi Contrast Photo Paper,Photographic Paper, Enlarging Photo Paper

surface:smooth,gloosy,silk,matte contract grade:No.1,2,3,4 used in enlarging photo.

Lucky B&W Multi Contrast Photo Paper

features and uses

The Lucky B&W Multi-Contrast Paper is a high-quality professional printing and enlarging paper.It uses excellent resin coated base.The paper is manufactured with advanced technology.You can control contrast levels with these papers by using special filters,in Multi-contrast or other general enlargers,or using color filters in color enlargers.

It features white and smooth base surface,low fog,moderate dark tone and abudent gradation.Its contrast range is from grade No1 to No4.This paper can be widely used in portraits,landscapes and buildings photography.

The paper has good endurance of processing.It is convenient to process,fast to dry and suitable for both manual and machine processing.

Safelight

Use Lucky LZ-2 or Leideng No.2(the transmitting range over 630 nm) dark red safelight with a 15-watt located at least 2m from the paper and the total lighting time is in 40 minutes.

Processing

steps	temperature	time	chemicals
devolepment	20oC	5 minutes	D-72
wash	normal teperature	5-10 minutes	1% acetic acid
fix	normal teperature	5 minutes	F-5
wash	normal teperature	10 minutes	flowing water
dry			drying with hot or natual wind

LuckyD-72 developer or other equivalent developer,with Lucky F-5 fixer or other equivalent fixer is recomended.

Main Characteristics

Dmax≥1.80,Dmin≤0.10.

Filter	No filter	-1	0	1	2	3	4	5
S(ISO)	450P	200P	300P	300P	300P	250P	150P	100P
ER(ISO)	100	150	120	110	100	90	70	60

Size and Package

Product	Size	Package
		Sheets/box	boxes/case
loose papers	203×254mm	50	10

Other special sized and packages can also be available as demands.

Storage

The product should be kept in its original packaging in a dry,cool,ammonia-free,hydro suluric gas-free and radiation free place,in which the teperature is below 21oC and humidity below 65%.The product will keep excellent for two years when stored in recommended conditions.

Black and White Multi Contrast Photo Paper,Photographic Paper, Enlarging Photo Paper