CHAPTER 7

Question 1

Structure of Photographic Paper:

Answer 1

1. Emulsion Layer
2. Baryta Layer
3. Base

Question 2

This refers to layer of photographic paper that CONTAINS SILVER HALIDES suspended in gelatine

Answer 2

Emulsion Layer

Question 3

This refers to layer of photographic paper that is a gelatine layer containing BARITE CRYSTALS to increase the reflectivity of the paper

Answer 3

Baryta Layer

Question 4

the layer that makes the FILM GLOSSY

Answer 4

Baryta Layer

Question 5

barite crystals ALSO KNOWN

Answer 5

barium oxide

Question 6

This refers to layer of photographic paper that is MADE OF HARD PAPER which must be chemically pure; chemical content does not change or react with light or other chemicals during printing.

Answer 6

Base

Question 7

It is the FOUNDATION OF THE PHOTOGRAPHIC PAPER

Answer 7

Base

Question 8

This refers to the combination of its TEXTURE AND FINISH

Answer 8

Surface

Question 9

It maybe SMOOTH FINE grained, or rough

Answer 9

TEXTURE

Question 10

IT maybe GLOSSY (semi – matt) and MATT

Answer 10

FINISH

Question 11

Coating:

Answer 11

1. Resin – coated (RC) papers
2. Fiber – based Papers

Question 12

This refers to coating that is made up by using a layer
of paper which is COATED BOTH SIDE WITH A SYNTHETIC POLYMER, usually polyethylene; forms the base on to which the emulsion is coated.

Answer 12

Resin – coated papers

Question 12

This refers to COATING THAT CAN BE AIR DRIED, needs large
volumes of water for effective washing that can be reduced with washing aid

Answer 12

Fiber – based Papers

Question 13

Types Based on Emulsion Used:

Answer 13

1. Silver Chloride Papers
2. Silver Bromide Papers
3. Silver Chlorobromide

Question 14

This refers to types based on EMULSION WITH SLOW EMULSION SPEDD

Answer 14

Silver Chloride Papers

Question 15

IMAGE SIZE IS THE SAME as that
of the negatives;

Answer 15

Contact printing

Question 16

This refers to types based on EMUSTION WITH FAST EMULSION SPEED

Answer 16

Silver Bromide Papers

Question 17

they give BLACK TONES IN METAL hydroquinone developers and take about 1 ½ minutes to develop at 18 – 20 degrees C

Answer 17

Silver Bromide Papers

Question 18

they give BLUE BLACK TONES in a 65 – 68 degrees F to develop

Answer 18

Silver Chloride Papers

Question 19

give NEUTRAL TO COLD BLACK TONE which is only affected by development type and techniques.

Answer 19

Silver Bromide Papers

Question 20

they give an image tone from WARM BLACK TO REDDISH BROWN, depending on length of exposure, type, dilution and duration of developer.

Answer 20

Silver Chlorobromide

Question 20

This refers to types based on EMULSION THAT THE SLOW USE FOR CONTACT and the fast is used for enlargement/projection printing

Answer 20

Silver Chlorobromide

Question 21

Grades of Printing Papers:

Answer 21

1. Velox # 0
2. Velox # 1
3. Velox # 2
4. Velox # 3
5. Velox # 4
6. Velox # 5

Question 22

This refers to grades of printing papers for EXTREME CONTRAST NEGATIVE; the low contrast in the sensitized paper counteracts the high contrast in the negative, to give
a new print.

Answer 22

Velox # 0

Question 23

This refers to grades of printing papers for HIGH CONTRAST NEGATIVE

Answer 23

Velox # 1

Question 24

This refers to grades of printing papers for printing NORMAL CONTRAST negatives.

Answer 24

Velox # 2

Question 25

This refers to grades of printing papers for negatives that HAVE WEAK CONTRAST

Answer 25

Velox # 3

Question 26

This refers to grades of printing papers that provides SUFFICIENT CONTRAST to compensate for every weak contrast;

Answer 26

Velox # 4

Question 27

This refers to grades of printing papers for FLAT NEGATIVES that are relatively unprintable.

Answer 27

Velox # 5

Question 28

Paper Weight:

Answer 28

1. Light Weight 2. Single Weight 3. Double Weight

Question 29

This refers to paper weight that is intended for PURPOSES WHICH INVOLVE FOLDING

Answer 29

Light Weight

Question 30

This refers to paper WEIGHT FOR LARGE PRINTS because they stand up better rough treatment

Answer 30

Double Weight

Question 30

This refers to paper weight for ALL ORDINARY PHOTOGRAPHIC PURPOSES

Answer 30

Single Weight