Exposure Meters PH-77, PH-77-A, PH-77-C, And PH-252-A
Publisher: U.S. G.P.O.
Published: 1944-07-08
Place of publication: Washington, D.C., USA
Language: eng
Description: TM 11-2351 Exposure Meters PH-77, PH-77-A, PH-77-C, And PH-252-A, 1944-07-08
Table of contents: title: TABLE OF CONTENTS; title: Paragraphs Page; title: CHAPTER 1. General Information and Instructions.; title: Section I. Characteristics and description 1-5 1; title: II. Methods of use 6-13 4; title: III. Maintenance 14-15 8; title: IV. List of parts 16 10; title: CHAPTER 2. Exposure Meter PH-77.; title: Section I. General information 17-18 11; title: II. Detailed use 19-24 13; title: III. Maintenance 25-27 15; title: IV. List of parts 16 10; title: CHAPTER 3. Exposure Meter PH-77-A.; title: Section I. General information 29-30 17; title: II. Detailed use 31-36 18; title: III. Maintenance 37-39 20; title: IV. List of parts 40 21; title: CHAPTER 4. Exposure Meter PH-77-C Weston M715.; title: Section I. General information 41-42 22; title: II. Detailed use 43-47 24; title: III. Maintenance 48-50 27; title: IV. List of parts 51 28; title: CHAPTER 5. Exposure Meter PH-77-C General Electric DW48.; title: Section General information 52-53 29; title: II. Detailed use 54-57 30; title: III. Maintenance 58-61 32; title: IV. List of parts 62 43; title: CHAPTER G. Exposure Meter PH-77-C Dejur Amsco Critic.; title: Section I. General information 63-64 45; title: II. Detailed use 65-68 47; title: III. Maintenance 69-72 48; title: IV. List of parts 73 51; title: CHAPTER 7. Exposure Meter PH-252-A Weston M720.; title: Section I. General information 74-75 54; title: II. Detailed use 76-77 55; title: III. Maintenance 78-80 56; title: IV. List of parts 81 57; title: CHAPTER 8. Exposure Meter PH-252-A General Electric DW49.; title: Section I . General information 82-83 58; title: II. Detailed use 84-85 59; title: III. Maintenance 86-88 60; title: IV. List of parts 89 61; title: Appendix I. Emulsion speeds 62; title: II. Comparison of emulsion-speed values 67; title: III. Filter factors 68; title: IV. Types of motion picture cameras 69; title: V. Shutter time for motion picture cameras 69; title: VI. Glossary of terms 69; title: LIST OF ILLUSTRATIONS; title: Fig. No. Title. Page; title: 1 Main components of exposure meter 2; title: 2 H & D characteristic curve showing relative exposures (logarithms) plotted against density of film 3; title: 3 "The problem is to get detail in the underside of a camouflaged artillery piece" 6; title: 4 "Never drop or bang the meter" 9; title: 5 "Under no circumstances should the meter be pointed directly into the sun" 10; title: 6 "Sudden changes of temperature are likely to break the coil winding" 10; title: 7 Exposure Meter PH-77 12; title: 8 Exposure Meter. PH-77- A 17; title: 9 Exposure Meter PH-77-A, calculator dial with EMULSION SPEED set at 16 and LIGHT value at 320 19; title: 10 Exposure Meter PH-77-G Weston M715 22; title: 11 Exposure Meter PH-77-G Weston M715, auxiliary baffle in an intermediate position 23; title: 12 Exposure Meter PH-77-G Weston M715, Light scale in view when auxiliary baffle is open 24; title: 13 Exposure Meter PH-77-G Weston M715, calculator dial with EMULSION SPEED set at 24; normal arrow at 13; Al/2 at 6.5; and C2x at 25 26; title: 14 Exposure Meter PH-77-G General Electric DW48, with Carrying Case PH- 137 29; title: 15 Exposure Meter PH-77-C General Electric DW48, cover open 32; title: 16 Exposure Meter PH-77-G General Electric DW48, ZERO SET on back 33; title: 17 Method of separating Exposure Meter PH-77-G General Electric DW48 35; title: 18 Removal of metal ring from Exposure Meter PH-77-G General Electric DW48 35; title: 19 Removing four screws from Exposure Meter PH-77-G General Electric DW48 36; title: 20 Removing ZERO SET and copper spring from Exposure Meter PH-77-G General Electric DW48 37; title: 21 Removing front of Exposure Meter PH-77-C General Electric DW48 38; title: 22 Photoelectric cell of Exposure Meter PH-77-G General Electric DW48 39; title: 23 Replacing hairspring in Exposure Meter PH-77-C General Electric DW48 40; title: 24 Removing brace plate of Exposure Meter PH-77-G General Electric DW48 41; title: 25 Exposure Meter PH-77-G General Electric DW48, completely disassembled 42; title: 26 Exposure Meter PH-77-G Dejur Amsco Critic 45; title: 27 Calculator dial of Exposure Meter PH-77-G Dejur Amsco Critic 46; title: 28 Exposure Meter PH-77-C Dejur Amsco Critic, disassembled 50; title: 29 Exposure Meter PH-252-A Weston M720 54; title: 30 Exposure Meter PH-252-A General Electric DW49 58