Characters
and uses
The Lucky Black and White
Fibre Paper is a new product, which manufactures
with advanced technology and uses high-quality
fibre paper base. The paper has four contrast
grades: #1 #2 #3 #4, each has glossy, matte, flossy
and silk surfaces. The fibre base has good chemical
stability, so the images printing from the paper
have excellent stability and durability. This
product features fast development, pure white,
low fog, high max density, good develop resistance,
large latitude, it is designed for portraits,
landscapes and art pictures.
Safelight
Use Lucky LZ-2 or Leideng
No.2 (the transmitting range over 630 nm) dark
red or yellow green safelight with a 15-watt located
at least 2m from the paper and the total light
time is in 40 minutes.
Processing
Procedure |
Temperature |
Time |
Chemical |
Development |
20℃ |
1-5minutes |
D-72 |
Stop
bath |
Normal
temperature |
10-20
seconds or washing for 25 seconds |
1%
acetic acid |
Fix |
Normal
temperature |
3-5
minutes |
F-5 |
Wash |
≥12℃，<12℃
|
20
minutes、
30-40 minutes
|
Flowing
water |
Dry |
|
|
In
glazer
or natural wind |
Lucky D-72 developer
or other equivalent developer, and Lucky F-5 fixer
are recommended.
Main Characteristic
Contrast
grade |
Dmin |
Dmax |
Exposure
range |
ISO |
2# |
≤0.10 |
≥1.80 |
0.75-0.94 |
≥P64 |
3# |
≤0.10 |
≥1.80 |
0.55-0.74 |
≥P50 |
Characteristic
Curve
Exposure: Lamplight
Process: D-72
Densitometry: Visual diffusion
density
Storage
The product
should be kept in its original packaging in a
dry, cool, ammonia-free, hydro sulfuric gas-free
and radiation-free place, in which the temperature
is below 21℃ and humidity below 65%. The product will keep excellent for two years
when stored in recommended conditions.
Measurement And Package
Measurement |
Package |
mm |
Sheets/box |
Boxes/case |
128×178 |
100 |
10 |
254×305 |
100 |
10 |
Other special sizes and
packages can also be available as demands.
|
