1、MIL-M-55554A 26 December 1969 SuDersedina -I MIL -M-5555i ( EL ) 4 September 1968 -. - - 5 MILITARY SPECIFICATION MODULE, IMAGE INTENSIFIER 25 MILLIMETER, TYPE 8585 This specification is mandatory for use by all Departments and Agencies of the Department of Defense 1. SCOPE 1.1 module. % This specif
2、ication covers the type 8585, 25 millimeter, image intensifier 2. APPLICABLE DOCUMENTS 2.1 The followihg documents of the issue in effect on date of invitation for bids or request for proposal form a part of this specification to the extent specified herein. SPECIFICATIONS Federal QQ-S-781 PPP-B-566
3、 PPP-B-585 PPP-B-601 PPP-B-621 PPP- B- 636 - Steel Strapping, Flat - Box, Folding, Paperboard - Box, Wood , Wi rebound - BOX, Wood, Cleated Plywood 1 - BOX, Wood, Nailed and Lock-Corner - Box, Fiberboard PPP- B-676 - Box, Set-up _ PPP-c-850- - - . _. - - Cushioning - -. _. Material , Polystyrene Exp
4、anded FSC 5855 THIS DOCUMENT CONTAlsWS a PAGES. /-j: . . . . . . . . / . : . . _ - - - .- “. . . _I_- - _- - f-ff *f 7. - - IL t -. %- Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- 1 MIL-M-55554A PPP-F-320 - Fiberboard, Corrugated and Solid, Sheet
5、 Stock (Container Grade) and Cut Shapes - Tape, Pressure-Sensi ti ve Adhesive, Water- proof for Packaging - Tape, Pressure-Sensi tive Adhesive, Paper, Mater Resistant (for Carton Sealing) PPP-T-60 PPP-T- 76 PPP-T-97 - Tape, Pyessure-Sensi ti ve Adhesive , Fi lament Reinforced .* .-. .- -I . Mi 1 i t
6、ary MIL-P- 116 MIL-F-22191 MI L-B-43014 STANDARDS Mi 1 i tary MI L-STD- 1 O5 MI L-STD- 129 MI L-STD- 1 30 MIL-STD-147 MI L-STD-787 DRAW I NGS E COM SC-C-611743 - Preservation, Methods of - Films, Transparent, Flexible, Heat Sealable, for Packaging Appl i cations - Boxes, Water-Resistant Paperboard,
7、Folding, Set-up and Metal-Stayed - Sampling Procedures and Tables for Inspection by Attributes - Marking for Shipment and Storage - Identification Marking of U. S. Military Property - Palletized and Containerized Unit Loads 40 Inch X 48 Inch Pal lets, Skids , Runners or Pal let Type Base - Reliabili
8、ty Tests, Exponential Distribution - Image Intensifier Module, (25 MM), Type 8585 2 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- - MIL-M-5555qA 58 m 7777906 0367238 6 m ,. MI L-M-55554A (Copies of specifications: standards and drawings required b
9、y suppliers in connection with specific procurement functions shou1.d be obtained from the procuring activity or as directed by the contracting officer.) 3. REQUIREMENTS. 3.1 Description. - The type 8585 image intensifier module shall be a single stage module assembled in accordance with SC-C-611743
10、 and shall hereinafter be referred to as “module“. It will be used in a three stage assembly, each stage of which may have different performance characteristics , and shall be further identified as type 8585-20, 8585-21, 8585-22 for first, second or third stage use, respectively. Each module shall h
11、ave an S-20 spectral response photocathode, an aluminized P-20 type phosphor, and shall operate at a nominal 15,000 volts direct current .(dc). . 3.1.1 Drawings. - The drawings forming a part of this specification are enaineering design drawings. The supplier is responsible for preparing his own . s
12、hop drawhgs. Where tolerances prescribed could cumulatively result in incorrect fit, the supplier shall provide tolerances within those prescribed on the drawings to insure correct fit, assembly and operation of the module. No deviation from the prescribed dimensions or tolerances is permissible wit
13、hout prior approval of the contracting off i Cer. 3.2 Preproduction models. - The contractor shall furnish two (2) each first, second and third stage modules to prove, prior to starting production that his production methods and choice of design detail will produce modules that comply with the requi
14、rements of this specification. The contracting officer shall be notified ten (10) working days prior to submission of the preproduction models for test and examination. (see 4.3) and shall be witnessed by an authorized representative of the contracting officer. Any changes or deviations from the pre
15、production models during production shall be subject to the approval of the contracting officer. preproduction models by the contracting officer shall not relieve the contractor of his obligations to furnish modules conforming to this specification. Examination and tests shall be those specified her
16、ein, Approval of the 3.3 Initial production . - The supplier shall furnish to the Government two (2) each first, second, and third stage modules for inspection as specified in 4.4. 3.4 Material. - Material shall be as specified herein. Material not specified shall be selected by the contractor and s
17、hall be subject to all provisions of this speci fi cati on. 3.5 First stage photocathode sensitivity. - The photoemissive material of each first stage photocathode. (see 6.3.1), shall have an S-20 spectral response with extended red sensitivity. Photocathode sensitivity of the first stage modules sh
18、all be measured at room temperature (see 6.3.2), and shall be not less than the following values for the condition specified. - _ _- -_ - - - - . . .- - - 3 Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-.- MIL-M-55554A a. Luminous sensitivity of 17
19、5 microamperes per lumen for 2870“ K light. b. Radiant sensitivity of 0.012 ampere per watt at 0.80 micron. c. Radiant sensitivity of 0.005 ampere per watt at 0.85 micron. 3.6 Vibration. - The module shall not be damaged (see 6.3.3) and shall meet all operational requirements when vibrated with simp
20、le harmonic motion parallel to the optical axis (see 6.3.4) and perpendicular to the optical axis over a frequency range of 10 to 55 Hz at an amplitude of not less than 0.10 inch total excursion for 10 minutes in each plane with no voltage applied during the vibration. 3.6.1 Shock. - The module shal
21、l not be damaged and shall exhibit no flashing, flickering, or electrical breakdown, when subjected to six shock impacts applied perpendicular to the optical axis and six shock impacts applied parallel to the optical axis. peak ampli tude. thermal shock and shall meet specified operational requireme
22、nts under the following conditions (see figure 1) : The shock impacts shall have a minimum of 75 gs (see 6.3.5) at the 3.7 Environmental. - The module shall not be damaged by storage, operation or a, Storage: b. Opera ti on : At plus 68“ C for 1 hour and minus 54“ C for 1 hour. When subjected to a t
23、emperature of plus 52“ C for 1 hour, and whi le operating at plus 52“ Cy with no radiation incident on the photocathode and with radiation incident on the photocathode adjusted to obtain best spot contrast, the module shall show no evidence of ion spots (see 6.3.6), field emission (see 6.3.7) or int
24、ernal arcing. When subjected to a temperature of minus 54“ C for 1 hour the module shall show no evidence of damage. c. Thermal shock: When subjected to thermal shock of plus 52“ C to room temperature and from minus 54“ C to room temperature. 3.8 Equivalent background input. - The equivalent backgro
25、und input shall not exceed 2 X lO-lllumen per square centimeter (lumen/cm2 ) for 1st stage, 2 X 10-10 for second stage and2 X 10-9 for 3rd stage modules at any voltage between 10 and 15 kilovolts (KV). - _ 3.9- Luminance gain. _- - - 4 Provided by IHSNot for ResaleNo reproduction or networking permi
26、tted without license from IHS-,-,- MIL-M-55554A 58 = 7797706 0167240 LI W M I L -M- 5 5 5 54A 3.9.1 First staae module. - The first stage nodule shall have a luminance gain of not less than 65 with an input radiation of 3 X lom2 candle measured at the identical voltage used in 3.8. to 5 X foot- 3.9.
27、2 Second and third stage modules. - The second and third stage modules shall have a green light gain of 22 using a calibrated green light source of 0.1 to 0.3 foot lambert measured at the identical voltage used in 3.8. 3.10 Cathode and screen quality. - With 15,000 volts applied and no radiation on
28、the photocathode, there shall be no bright streaks, blemishes, cold emission, (see 6.3.8) or clusters of scintillations (see 6.3.9) on the image screen. With 15,000 volts applied and with radiation on the photocathode, there shall be no signal induced scintillations, crosshatch, checkerboard, herrin
29、gbone patterns, large mottled areas that appear as multi-fiber shading, or heavy dark boundary areas between the fiber optic multi-fiber bundles on the image screen. or dark spots which exceed a contrast of 30 percent to their surrounding area shall not exceed the size and quantities specified in .T
30、able I. circular spots shall be determined on the basis of equal area to circular spots. - When the distance between two spots is less than the maximum dimension of either spot, the two spots shall be considered as one spot with a size equal to the sum of the imaximum dimensions of the two spots plu
31、s the amount of separation between them. stage modules shall be white light, and for second and third stage modules shall be green light. All bri.ght Size of non- . For the cathode and screen quality tests, the input radiation for first TABLE I CATHODE AND SCREEN SPOTS SIZE OF SPOTS (Inch) Number of
32、 Spots Within a 0.30 Within Area Inch Dia Circle Bounded by 2 Number of Spots Greater than 0.015 O 0.012 to and including 0.015 O 0.009 to less than 0.012 O 0.006 to less than 0.009 O 0.003 to less than 0.006 1 0.001 to less than 0.003 6 Ci rcl es O-. 30 and 0.80 Inches In Diameter -0 O 1 3 16 Minim
33、um Number of Spots Within Area Bounded by 2 Circles 0.80 and 0.984 Inches in Diameter O 1 3 7 33 Mi n i mum Provided by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-MI L - M- 5 5 5 5 4A NOTE: The 0.30, 0.80 and 0.984 inch circles on the imaqe screen shall be
34、concentric with the optical axis. 3.11 Imaae alinement. - The center of an image produced on the screen of the module by focusing a test reticle on the photocathode concentric with the optical axis shall fall within a 0.040 inch diameter circle that is concentric with the optical axis. 3.11.1 Image
35、shift. - The center of an image produced on the screen of the module by focusing a test reticle on the photocathode, concentric with the optical axis, shall shift not more than 0.005 inch during 30 seconds of operation. 3.12 Center resolution. - The center resolution of the module shall be not less
36、than 64 line pairs per millimeter. 3.12.1 The peripheral resolution of the module shall be not less than 57 line pairs per millimeter at 7.0 mm from center of the photo- cathode. Peripheral resolution. - 3.13 Center magnification. - The module center magnification shall be not less than 0.94 or grea
37、ter than 1.0. 3.13.1 Distortion. - The module distortion from center to 10 mm from the center shall be not greater than 7.0 percent. 3.14 Useful cathode diameter. - The useful cathode diameter shall be not less than 25 millimeters. 3.1 5 L umi n an ce un i f o rmi ty . 3.15.1 First stage module. - T
38、he luminance uniformity of the image screen shall vary not more than 2 to 1 over a circular area 20.0 mm in diameter concentric with the optical axis. tolerance band shown in figure 2 when the photocathode.is uniformly illuminated with 2870“ K tungsten lamp radiation. Variations in screen brightness
39、 shall not fall outside the 3.15.2 Second and third stage modules. - The luminance uniformity of the image screen shall vary not more than 2 to 1 over a circular area 20.0 mni in diameter con- centric with the optical axis. Variation in screen brightness shall not fall out- side the tolerance band s
40、hown in figure 2 when the photocathode is uni.form1y illu- minated with green light. . 3.16 Breakdown. - Nith no radiation inciaent on the photocathode there shall be no evidence of damage when the module is energized with an input voltage of 16,000 volts- for TO -scnds at- rm temperature. - - Provi
41、ded by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,- - - - . _- .- - . - . - ._ - . -_ 1-55554A 58 m O6 0367242 a a Y - MIL-M-55554A 3.17 Mean time between failure. - The module shall have a specified mean 3.18 Dimensions. - The module dimensions shall be in
42、accordance with SC-C-611743. Industrial tolerances shall be used except as specified herein. time between failure (MTBF) of 4000 hours. 3.19 Identification marking. - Each module shall be identified in accordance with MIL-STD-130. The marking shall include a coded acceptance date. The first two numb
43、ers of the code shall be the last two digits of the number of the year. The second two numbers of the code shall be two digits indicating the calendar week of the year (O1 through 52). Reading from left to right (or top to bottom), the code number shall designate the year and week of acceptance in t
44、hat order. Each module shall be identified for first, second, or third stage use. 3.20 Workmanship. - All parts and components of the module shall be free from dirt, grease, oil or other extraneous material and from defects that could impair the performance of the modules. 4. QUALITY ASSURANCE PROVI
45、SIONS 4.1 Responsibility for inspection. - Unless otherwise specified in the con- tract or purchase order, the supplier is responsible for the performance of all inspection requirements as specified herein. the contract or order, the supplier rriay use his own or any other facilities suitable for th
46、e performance of the inspection requirements specified herein, unless disapproved by the Government. form any of the inspections set forth in the specification where such inspections are deemed necessary to assure supplies and services conform to prescribed re- qui rements. Except as otherwise speci
47、fied in The Government reserves the right to per- 4.2 Classification of inspection. - Inspection shall be classified as follows: .- a. Preproduction inspection (4.3). b. Initial production inspection (4.4) -. . c. Quality conformance inspection (4.5). d. Inspection comparison (4.7). e. Inspection of
48、 preparation for delivery (4.8). 4.3 Preproduction inspection. 4.3.1 dance w - of that Examination. - Each preproduction module shall be examined in accor- th Table II. Presence of one or more defects shall be cause for reject module and may be-cause for termination of the examination. on 7 Provided
49、 by IHSNot for ResaleNo reproduction or networking permitted without license from IHS-,-,-I .- NIL-M-55554A 58 W 7777706 0367243 T W MIL-14-55554A TABLE I I EXAMINATION DEFECT REQUIREMENT PARAGRAPH 101. Components missing or not as specified 3.1 702. Dimensions not as specified 3.18 103. Identification or special marking missing 3.19 or illegible 104. Workmanship not as specified 3.20 4.3.2
