1、c MIL-PRF-49064E m O6 2086638 609 I I INCH-POUND I MIL-PRF-49064E MIL-N-49064D 24 August 1990 PERFORMANCE SPECIFICATION NIGHT VISION SIGHT, CREW SERVED WEAPON AN/TVS-5 This specification is approved for use by all Departments and Agencies of the Department of Defense. 1. SCOPE 1.1 Scope. This specif
2、ication covers the Night Vision Sight, Crew Served Weapon, AN/TVS-5. 2. APPLICABLE DOCUMENTS 2.1 General. The documents listed in this section are specified in sections 3 and 4 of this specification. This section does not include documents in other sections of this specification or recommended for a
3、dditional information or as examples. While every effort has been made to ensure the completeness of this list, document users are cautioned that they must meet all specified requirements cited in sections 3 and 4 of this specification, whether or not they are listed. Beneficial comments (recommenda
4、tions, additions, deletions) and any pertinent data which may be of use in improving this document should be addressed to: HQ, USA Communications-Electronics Command, ATTN: AMSEL-LC-LEO-E-EP Fort Monmouth, NJ 07703-5023 by using the Standardization Document Improvement Proposal (DD Form 1426) appear
5、ing at the end of this document or by letter. AMSC N/A DISTRIBUTION STATEMENT A: Approved for public release; distribution is unlimited. FSC 5855 Licensed by Information Handling ServicesMIL-PRF-47064E = 9999906 2086639 545 f MIL-PRF-49064E J 2.2 Government Documents. 2.2.1 Specifications, standards
6、 and handbooks. The following specifications, standards and handbooks form a part of this specification to the extent specified herein. are those listed in the Department of Defense Index of Specifications and Standards (DODISS) and supplement thereto, cited in the solicitation. Unless otherwise spe
7、cified, the issue of these documents SPECIFICATIONS FEDERAL A-A-2076 - Brush, Dusting, Lens A-A-5 O 177 - Lens Paper MI LI TAXY MIL-PRF-49040 - Image Intensifier Assembly, 25 Millineter, Microchannel Inverter, MX-9644/UV MIL-PRF-4 93 67 - Lens Assembly, Objective, 15mm AN/TVS-5 MIL-PRF-49368 - Lens
8、Assembly, Eyepiece, AN/PVS-4 and AN/TVS-5 (Unless otherwise indicated, copies of federal and military specifications, standards and handbooks are available from the Standardization Document Order Desk, 7CO Robbins Avenue, Bldg #4, Section D, Philadelphia, PA 19111-5094.) 2.2.2 Reference documents, d
9、rawings and publications. The following other Government documents, drawings and publications form a part of this document to the extent specified herein. Unless otherwise specified, the issues are those cited in the solicitation (see 6.2.i). DRAWINGS USA COMMUNICATIONS-ELECTRONICS COMMAND SM-D-8500
10、80 - SM-D-850100 - SM-D-850110 - SM-D-850120 - SM-D-850200 - SM-D-850202 - A3 00987 3 - Daylight Cover Night Vision Sight, Crew Served Weapon, Housing, Battery Eyeguard Assembly Case, Carrying and Storage Bag, Carrying BA-3058/U (“AA“) Battery Adapter AN/ TVS - 5 (Copies of specifications, standards
11、, drawings, and publications required by contractors in connection with specific procurement functions should be obtained from the procuring activity or as directed by the contracting officer.) 2.2.3 Non-Government Publications The following documents form a part of this document to the extent speci
12、fied herein. Unless otherwise specified, the issues of the documents which are DOD adopted are those listed in the issue of the DODISC cited in the solicitatlon. Unless otherwise specified, the issues of documents not listed in the DODISS are the issues of documents cited in the solicitation (see 6.
13、2.i). ANSI C18.1M Batteries and Dry Cells Specifications Specification Sheet 20-0571-1988 2 Licensed by Information Handling ServicesMIL-PRF-490bYE M 99999Ob 2086620 2b7 MIL-PRF-49064E (Application for copies should be addressed to the American National Standards Institute , 11 West 42nd Street, New
14、 York, NY 100361 2.3 Order of precedence. In the event of a conflict between the text of this document and the references cited herein (except for associated detail specifications, specification sheets or MS standards), the text of this document takes precedence. Nothing in this document, however, s
15、upersedes applicable laws and regulations unless a specific exemption has been obtained. 3. REQUIREMENTS 3.1 Description. The Night Vision Sight, Crew Served Weapon, AN/TVS-5, herein referred to as the sight, is intended for use at night in aimed firing of crew served weapons. The sight consists of
16、an Objective lens assembly (MIL-PRF-49367), an Eyepiece lens assembly (MIL-PRF-49368), an Eyeguard assembly (SM-D-850120) , a BA-3058/U (“AA“) Battery Adapter (A30098731 , an Image intensifier assembly (MIL-PRF- 49040), a Battery housing (SM-D-850110), a Daylight cover (SM-D-850080) , a Brush (A- A-
17、20761, Lens paper (A-A-50177), a Case (SM-D-850200) and a Bag (SM-D-850202), which are major components of the sight (see 2.2.1 and 2.2.2). 3.2 Construction. The sight shall be constructed to assure compliance with the contract configuration baseline and in accordance with SM-D-850100 as applicable.
18、 3.3 First Article Testing. When specified in the contract (6.2.g), the contractor shall furnish sights for first article testing (FAT) inspection and approval (see 4.2) . 3.4 Material. The contractor shall select parts and materials that are fully capable of meeting all of the operational and envir
19、onmental requirements specified herein. The materials specified in the applicable drawings are recommended, but not mandatory. Selection criteria of the class, grade or type part shall ensure the naterial will be able to perform its intended function when it is assembled. Verification of the supplie
20、r meeting the overall performance requirements shall be the governing acceptance standard. Recovered materials shall be used to the maximum extent possible 3.5 Major components. Requirements for conformance inspection shall be as specified in the contract or purchase order (see 6.2.f) 3.6 Performanc
21、e Characteristics. 3.6.1 Eyeguard operation. With the eyeguard vertical and at -48OC, the eyeguard shall open (depress) when a 2000 i10 gram weight is placed axially on the eye flange and shall close (expand) when the weight is reduced to 100 i10 grams. At +23OC, the eyeguard shall open (depress) wh
22、en a 1600 i10 gram weight is placed axially on the eye flange and shall close (expand) when the weight is reduced to 100 i10 grams. At +23C and with the eyeguard open (depressed) the minimum open position of the 2 leaves shall be 1.875 inches. 3.6.2 Sight definition. For conformance to the following
23、 performance parameters, the sight is defined as sight less case, bag and ancillary equipment. 3.6.3 Resolution. The minimum sight resolution shall be within one element number of the resolution of the image intensifier used in the sight at the time of 3 Licensed by Information Handling ServicesNIL-
24、PRF-49064E W 999990b 208bb21 IT3 111 Y MIL- PRF- 4 9 0 6 4 E testing while using a USAF 1951 Resolving Power Test Target with the target brightness adjusted to achieve best contrast. 3.6.4 Field of view. The sight shall have a minimum field of view of 156 milliradians 3.6.5 Weight. The weight of the
25、 sight with batteries but without daylight cover and ancillary equipment shall not exceed 8.5 pounds. 3.6.6 Controls and adjustments. All controls and adjustments shall operate smoothly without binding throughout their complete range of movement at all operating temperatures specified herein. 3.6.6.
26、1 Eyepiece diopter focus. With the diopter adjustment control set at -6 (+1/4, -0.0) to +2 diopter the image of the projected reticle shall be in sharp focus when viewed through a diopter scope of 3 power or greater. 3.6.6.2 Range focus. The sight shall provide a minimum focus adjustment range from
27、a near focus of 25 meters to infinity. The dynamic torque to turn the range focus control shall be 8 I7 inch-pounds. 3.6.6.3 Tube brightness control. The tube brightness control shall vary the gain of the image intensifier tube from OFF to maximum gain. 3.6.6.4 Reticle brightness control. Brightness
28、 of the reticle pattern shall be continuously variable over the range from OFF to full brightness. The pattern shall be visible and the numbers legible when viewing a solid white target having a brightness of 3.3 x footlamberts minimum. 3.6.6.5 Reticle movement. Two external control knobs shall cont
29、rol the position of the reticle pattern viewed by the observer using the sight. One control shall move the reticle pattern in azimuth; another control shall move the reticle pattern in elevation. An adjustment made by turning one control shall not cause the reticle to deviate from a straight line of
30、 travel by more than 0.5 milliradian. Adjustment will be apparent to the operator by tactile indexing with audible clicks. Each click of the control knob shall displace the reticle pattern 0.25, k 0.04 milliradian. Total movement of the reticle pattern shall be a minimum of 2.5 in any direction from
31、 the optical axis. The torque required to adjust the reticle position shall be between 0.5 and 4.0 inch-pounds. The reticle pattern shall remain in focus throughout the full range of movement of the range focus control. The reticle pattern shall not exhibit rotation greater than 1 from its proper or
32、ientation. 3.6.6.6 Battery adapter. The sight shall properly operate with the battery adapter attached and Type BA-3058/U batteries conforming to ANSI C18.1M Batteries and Dry Cells Specifications, Specification Sheet 20-0571-1988 inserted. The daylight cover may be installed during this test. Obser
33、ve the sight for proper illumination. 3.7 Environmental Characteristics. 3.7.1 Temperature Extremes. The sight shall not be damaged (see 3.10.1) by storage in any temperature from -51C to +68OC or by operation at any temperature from -51OC to +52C. The sight shall not be damaged (see 3.10.1) after b
34、eing subjected to repetitive temperature changes between +23C and +68C in a 5 minute period and between +23C and -51C in a 5 minute period. to -51C and from -51C to +68C shall include a 2 hour soak at +23C. Soak time at Eemperature extremes shall be sufficient for the entire sight to attain The tran
35、sition from t68C 4 Licensed by Information Handling ServicesMIL-PRF-49064E 9797906 2086622 03T MIL-PRF-49064E stabilization. Validation of operation shall be observance of a green glow at the eyepiece at operating temperature and, at low operating temperature, the ability to operate all controls wit
36、h arctic gloves or equivalent 3.7.2 Vibration. The sight shall not be damaged (see 3.10.1) after being subjected to simple harmonic motion having an amplitude of 0.015 inch (0.030 inch total excursion) with the frequency being varied between 5 and 55 Hertz (Hz). Operation of the sight during vibrati
37、on shall not be required. Vibration shall be applied in 3 mutually perpendicular planes, one of which is perpendicular to the optical axis. The duration of vibration shall be 5 minutes in each plane. The test after vibration shall be resolution (3.6.3). sequence of 3 shocks applied in each direction
38、 along each of 3 mutually perpendicular axes (horizontal, vertical, and optical axis when the reticle pattern is erect) with the sight in the non-operating mode. The shocks shall be half sine pulses and shall have a time duration of 4 milliseconds, +5 percent. Shock pulses applied along the axes hor
39、izontal and perpendicular to the optical axis shall have a peak amplitude of 50 gs k15 gs (see 3.10.3). Shock pulses applied along the optical axis shall have a peak amplitude of 100 f15 gs (see 3.10.3). 3.7.3 High intensity shock. The sight shall not be damaged (see 3.10.1) by a 3.7.4 Altitude. The
40、 sight shall not be damaged (see 3.10.1) when operated at a pressure equivalent to 10,000 feet altitude above sea level. The sight shall be operated for a period of 3 hours. validation of operation shall be observance of a green glow at the eyepiece. 3.7.5 Humidity. The sight shall not be damaged (s
41、ee 3.10.1) after being operated in an atmosphere with a relative humidity of 95 k5 percent over a temperature range of +20C to +52OC and shall operate after storage up to +68C minimum with 95 f5 percent relative humidity. 3.7.6 Immersion. The sight shall not be damaged (see 3.10.1) after being immer
42、sed in fresh water to a depth of not less than 3 feet for a period of not less than 30 minutes. The sight shall be pre-conditioned by exposure to temperature of +45OC k3OC for a period of 2 hours prior to being immersed in the fresh water at a temperature of +18C k5OC. The sight shall be inspected,
43、without opening, for evidence of leakage. 3.7.7 assembly sha degradation Interchangeability. The objective lens assembly and the eyepiece lens !11 be physically interchangeable between sight assemblies without of the resolution (see 3.6.31, eyepiece diopter focus (see 3.6.6.1), and range focus (see
44、3.6.6.2) requirements. These interchanges shall be made without any modification or adjustment beyond that necessary during replacement of any of Che parts or assemblies involved. 3.8 Marking. Marking shall be in accordance with applicable drawings unless otherwise specified in the contract. 3.9 Wor
45、kmanship. Standards of workmanship shall be such that the sight will meet all requirements of this specification and any referenced specifications or drawings. 3.10 Technical interpretations. The following technical interpretations, when referenced in section 3 and 4, are mandatory for this specific
46、ation. 5 Licensed by Information Handling ServicesMIL-PRF-490b4E 779970b 20bb23 T7b I MIL-PRF-4 9064E 3.10.1 Damage. Breakage, loosening, shifting, evidence of corrosion, or failure of any finish, hardware, connection or component: leakage or condensation of moisture within the sight; any degradatio
47、n in input or output characteristics; and any failure of the control knobs to perform their function. 3.10.2 Zero. A known and specified relationship between the sight aiming point and the strike of the bullet. 3.10.3 y- “g“ is defined as an acceleration or deceleration of 32.17 feet per second per
48、second. 3.10.4 Room temperature. Room temperature is defined as +23C, +lOoc. 3.10.5 Environmental temperature. Environmental chamber temperatures shall be controlled to within ?Soc of the specifie temperature unless otherwise specified. 3.10.6 Illumination levels shall be f10% of the light level spe
49、cified. 3.10.7 Tolerance on 2854K color temperature shall be k200K. 4. VERIFICATION 4.1 Classification of inspection. Inspection shall be classified as follows: a. First article testing (4.2). b. Conformance inspection (4.3) . 4.2 First Article Testing. When specified in the contract or purchase order (see 6.2.d), first article testing shall be performed by the contractor. The quantity of initial production test samples shall be as specified in the contract or purchase order and shall be selected from the first production lot. 4.2.1 FAT Test. Each sight in the FAT l
