ATN PS-22 User manual

operator’s manual
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NIGHT VISION FRONT SIGHT
ATN PS-22
OPERATOR’SMANUAL (ATN PS-22) REVISION 6 - MARCH 2011

The information in this manual furnished for information use only, is subject to
change without notice, is not to be construed as a commitment by ATN Corp.
ATNCorp. assumesno responsibility orliability foranyerrorsor inaccuracies
that may appear in this book.
© 2011 ATN Corp. All right reserved.
Register your product warranty online at
www.atncorp.com/warranty

a
SAFETY SUMMARY
STUDY CAREFULLY THIS MANUAL BEFORE
TURNING ON AND OPERATING THIS PRODUCT.
CAUTIONS
The ATN PS-22 night vision front sight is a precision electro-
optical instrument and requires careful handling. To provide
safe use of the sight the following instructions should be
observed:
•Donotdismantlethesight.
•Keepthesightclean;protectitfrommoisture,sharptempera-
ture drops and shocks.
•Becarefulnottotouchtheglasssurfaces.Ifyouputfinger-
prints on, or contaminate the glass surfaces, use only clean
and soft materials to clean it.
•Protectthesightfromalightoverloading.Donotturnthesight
onindaylightwiththeFrontLensCapoff.Donotpointthesight
at the bright light source (a fire, car headlights, lanterns, street
lamps, room lights, etc.).
•Donotleavethesightinonpositionduringstopsinoperation.
•Removethebatteryfromthesightfortheperiodofstorage.
THIS PRODUCT CONTAINS NATURAL RUBBER LATEX
WHICH MAY CAUSE ALLERGIC REACTIONS.
CAUTION:

b
NOTES
• Do not test the device in daylight conditions even with the
daylight filter/lens cap on for more than ten (10) minutes.
• To protect the device from damage do not direct it to the
bright light sources (a fire, headlights of the automobile, lan-
terns, etc.).

c
EQUIPMENT LIMITATIONS
To avoid physical and equipment damage when using the
ATN PS-22, carefully read and understand the following equip-
mentlimitations.
•Theequipmentrequiressomenightlight(moonlight,starlight,
etc.)tooperate. Thelevelofequipmentperformancedepends
upon the level of light.
•Nightlightreducesbypassingthroughtheclouds,whileoper-
ating under trees, at building shadows, etc.
•Theequipmentislesseffectivewhenviewingintoshadows
and other darkened areas.
•Theequipmentislesseffectivewhenviewingthroughtherain,
fog, sleet, snow or smoke.
•Theequipmentwillnot“see”throughthedensesmoke.

i
TABLE OF CONTENTS
pg.
SAFETY SUMMARY a
SECTION I. INTRODUCTION 1-1
1.1. General 1-2
1.1.1. Scope 1-2
1.1.2. Reports 1-2
1.1.3. Storage 1-2
1.1.4. Warranty 1-3
1.2. Description and Data 1-5
1.2.1. Description 1-5
1.2.2. PS-22 Standard Components
andOptionalEquipment 1-8
SECTION II. OPERATING INSTRUCTIONS 2-1
2.1. Installation Procedures 2-2
2.1.1. Quick Release Mount 2-2
2.1.2. Attachment to Day Scope Objective 2-3
2.1.3. ExtenderFocusKnob 2-7
2.2. Operating Procedures 2-8
2.2.1. General 2-8
2.2.2. Controls 2-8
2.2.3. Operating Procedures 2-10
2.2.4. Stowage of PS-22 2-11
2.3. Installation and Use of Accessories 2-12
2.3.1. 7/8”WeaverMount 2-12
2.3.2. Remote Control 2-12
2.3.3. Picatinny Rail 2-13
2.3.4. Platform Ring 2-14
2.3.5. Long Rail Adapter 2-14
2.3.6. B.A.M. System 2-14
2.3.7. IR450Illuminator 2-16
2.3.8. Day Scope Light Suppressor 2-18

ii
SECTION III. OPERATIONAL DEFECTS 3-1
3.1. Zeroing Operational Defects 3-2
3.1.1. Shading 3-2
3.1.2. Edge Glow 3-3
3.1.3. Flashing, Flickering, or Intermittent Operation 3-3
3.1.4.Cosmetic Blemishes 3-3
SECTION IV. MAINTENANCE INSTRUCTIONS 4-1
4.1. Preventive Maintenance Checks
and Services (PMCS) 4-2
4.1.1. Purpose of PMCS 4-2
4.1.2. PMCS Procedures 4-2
4.2. Troubleshooting 4-5
4.2.1. General 4-5
4.2.2. Troubleshooting Procedures 4-5
4.3. Maintenance Procedures 4-7
4.3.1. PS-22Maintenance 4-7
4.3.2.CleaningProcedures 4-7
4.3.3.TubeMaintenance/Replacement 4-8
Appendix A. Estimation of Ambient
Illumination Level A-1
Appendix B. Spare Parts List B-1
Appendix C. How to select Scope Mounting System C-1
For Technical Information INFO-1

iii

1-1
SECTION I
INTRODUCTION

1-2
1.1 GENERAL INFORMATION
1.1.1. SCOPE
This manual contains instructions for use in operating and main-
taining the ATN PS-22 Night Vision Front Sight. Throughout this
manual, the ATN PS-22 will be referred to as the sight or the
PS-22.
1.1.2. REPORTS
Reports fromtheuseronrecommendationsforimprovementsare
encouraged. Send reports to the address below.
American Technologies Network Corp.
1341 San Mateo Avenue
South San Francisco, CA 94080
[phone]
[phone]
(650)875-0129fax
www.atncorp.com
[e-mail]
1.1.3. STORAGE
Storage of the PS-22 should be done in the factory packing and
after a thorough PMCS as outlined in Section 4 of this manual.
This will ensure the sight remains in mission ready condition dur-
ing storage. Battery should be stored separately from the sight.
The PS-22 should not be placed on the floor, in any area exposed
to high temperatures or direct sunlight. Presence of acid and al-
kaline vapor, as well as of other aggressive admixtures in the air
isunacceptable.

1-3
1.1.4. WARRANTY
2 YEAR PRODUCT WARRANTY
This product is guaranteed to be free from manufacturing defects in
material and workmanship under normal use for a period of 2 (two)
years from the date of purchase. In the event a defect that is covered
by the foregoing warranty occurs during the applicable period stated
above, ATN, at its option, will either repair or replace the product, and
such action on the part of ATN shall be the full extent of ATN’s liability,
and the Customer’s sole and exclusive remedy. This warranty does not
cover a product (a) used in other than its normal and customary man-
ner;(b)subjectedtomisuse;(c)subjectedtoalterations,modifications
or repairs by the Customer of by any party other than ATN without prior
writtenconsentofATN;(d)specialorderor“close-out ”merchandiseor
merchandisesold“as-is”byeitherATNortheATNdealer;or(e)mer-
chandise that has been discontinued by the manufacturer and either
parts or replacement units are not available due to reasons beyond the
control of ATN. ATN shall not be responsible for any defects or damage
that in ATN’s opinion is a result from the mishandling, abuse, misuse,
improper storage or improper operation, including use in conjunction
with equipment which is electrically or mechanically incompatible with
or of inferior quality to the product, as well as failure to maintain the
environmental conditions specified by the manufacturer.CUSTOMER
IS HEREBY NOTIFIED THAT OPERATION OF THE EQUIPMENT
DURING DAYLIGHT HOURS OR UNDER ANY EXCESSIVE LIGHT
CONDITIONS MAY PERMANENTLY DAMAGE THE INTERNAL
COMPONENTS OF THE UNIT AND SAID DAMAGE WILL NOT BE
COVERED UNDER THIS WARRANTY. This warranty is extended only
to the original purchaser. Any breach of this warranty shall be waived
unless the customer notifies ATN at the address noted below within the
applicable warrantyperiod.
The customer understands and agrees that except for the foregoing
warranty, no other warranties written or oral, statutory, expressed or
implied, including any implied warranty of merchantability or fitness for
a particular purpose, shall apply to the product. All such implied warran-
ties are hereby and expressly disclaimed.
LIMITATION OF LIABILITY
ATN will not be liable for any claims, actions, suits, proceedings, costs,
expenses, damages or liabilities arising out of the use of this product.
Operation and use of the product are the sole responsibility of the Cus-
tomer. ATN’s sole undertaking is limited to providing the products and
services outlined herein in accordance with the terms and conditions of
thisAgreement.Theprovisionofproductssoldandservicesperformed
by ATN to the Customer shall not be interpreted, construed, or regard-
ed, either expressly or implied, as being for the benefit of or creating

1-4
any obligation toward any third party of legal entity outside ATN and the
Customer;ATN’sobligationsunderthisAgreementextendsolelytothe
Customer.
ATN’s liability hereunder for damages, regardless of the form or
action, shall not exceed the fees or other charges paid to ATN by
the customer or customer’s dealer. ATN shall not, in any event, be
liable for special, indirect, incidental, or consequential damages,
including, but not limited to, lost income, lost revenue, or lost prof-
it, whether such damages were foreseeable or not at the time of
purchase, and whether or not such damages arise out of a breach
of warranty, a breach of agreement, negligence, strict liability or
any other theory of liability.
PRODUCT WARRANTY REGISTRATION
In order to validate the warranty on your product, ATN must receive a
completed Product Warranty Registration Card for each unit or com-
plete warranty registration on our website at www.atncorp.com. Please
complete the included form and immediately mail it to our Service Cen-
ter: ATN Corporation, 1341 San Mateo Avenue, South San Francisco,
CA94080.
OBTAINING WARRANTY SERVICE
To obtain warranty service on your unit, End-user must notify ATN ser-
vice department by calling 800-910-2862 or 650-989-5100 or via e-mail
[e-mail] to receive a Return Merchandise Authorization
number (RMA).
When returning please take or send the product, postage paid, with a copy
of your sales receipt to our service center, ATN Corporation at the address
noted above. All merchandise must be fully insured with the correct post-
age;ATNwillnotberesponsibleforimproperpostageor,missingordam-
aged merchandise during shipment.
When sending product back, please clearly mark the RMA# on the out-
side of the shipping box. Please include a letter that indicates your RMA#,
Name,ReturnAddress,reasonforservicereturn,Contactinformationsuch
asvalidtelephonenumbersand/ore-mailaddressandproofofpurchases
that will help us to establish the valid start date of the warranty. Product
merchandise returns that do not have an RMA listed may be refused or a
significant delay in processing may occur.
EstimatedWarrantyservicetimeis10-20businessdays.End-user/cus-
tomer is responsible for postage to ATN for warranty service. ATN will cov-
erreturnpostage/shippingtocontinentalUSAend-users/customersafter
warrantyrepaironlyifproductiscovered byaforementionedwarranty.ATN
willreturnproductafterwarrantyservicebydomesticUPSgroundand/
or domestic mail. Any other requested, required or international shipping
methodthepostage/shippingfeewillbetheresponsibilityoftheend-user/
customer.

1-5
1.2. DESCRIPTION AND DATA
1.2.1. DESCRIPTION
A. Purpose
The PS-22isan effective nightvision system that mounts forward
ofanexistingriflescope/spottingscope(furtherreferredtoasa
scope) adding night vision capabilities to daytime target acquisi-
tion platform. Advisable dayscope magnification is 1X to 6X (2.5X
to 4X is optimum). The sight is installed and removed without af-
fecting boresight (permanent boresight alignment).
NOTE
The PS-22 can be installed also forward of viewfinders of va-
rious instruments to widen operating illumination range.
B. Principle of Operation
The PS-22 operation is based on the principle of electron-optical
intensification of light. The input fast catadioptric lens collects
available ambient light from source such as the moon, stars and
skyglow and focuses it on the image intensifier tube photocath-
ode. The tube amplifies the light and produces the viewable im-
age projected by the output lens from the tube screen into the
dayscopelens.Thusthesightprovidesthecapabilityforoperator
to see through the scope at night.
C. Features and Limitations
The PS-22 has the following important features:
•Availablewith2+,CGT,HPTor3rdgenerationimageintensi-
fier tube.
•PoweredbyasingleCR123Abattery.
•Adjustsforlensfocus.
• IsmountedonMIL-STD-1913 /Picatinnyrailordayscopelens.
•Equippedwithremotecontrol.
•Issubmersibleto10mfor30minutes.
•Filledwithdrynitrogentopreventinternalfogging.

1-6
The PS-22 is an effective night vision system designed for night
operationsbutdoes havefollowing limitations:
•Thesightrequiressomenightlight(moonlight,starlight,etc.)to
operate. Night light is reduced by such factors as passing cloud
cover and objects that produce shadows.
•Thesightislesseffectiveviewingthroughrain,fog,sleet,snow,
smoke.
•Understarlightconditionslowcontrastenvironments(suchas
snow-covered territory, sandy deserts, large bodies of water or
grassy hills) degrade visibility thereby disguising or masking
changes in terrain.
•Undertoolow-lightconditionsthesightloosessomeofthereso-
lution that it has under full moon.
TABLE 1-1. SYSTEM DATA
ITEM DATA
Magnification Unity (1X)
BoresightCharacteristics:
Accuracy Factory aligned to ½ MOA or better
Retention Permanent to within 1 MOA or better
Repeatability Within½ MOA
System ResolutionsubjecttoTubeResolution:
36to44lp /mm 0.38mrad /lp
45to54lp /mm 0.30mrad /lp
55to64lp /mm 0.25mrad/lp
Over65lp/mm 0.21mrad /lp

1-7
TABLE 1-2. MECHANICAL DATA
ITEM DATA
Dimensions(Lengthx WidthxHeight) 150mmx80mmx72mm
Weight:
without Battery 0.64 kg
with Remote Control, Light
Suppressor and Battery 0.7kg
Height of the Sight Axis above Arm Rail:
with Issued Mount 40 mm
TABLE 1-3. ELECTRICAL DATA
ITEM DATA
Battery 123ALithium
Consumption Current 26 mA
Cell Life at 20 ˚C 50hours
NOTE
CR 123A batteries are“dead” at 2.5 VDC under load.
TABLE 1-4. OPTICAL DATA
ITEM DATA
Objective LensFocalLength 80 mm
ObjectiveLensF/number 1:1.23
ObjectiveLensT/number 1:1.8
Focus Range 10mtoinfinity
Field of View 12˚
Output Lens Exit Pupil Diameter 21 mm

1-8
TABLE 1-5. ENVIRONMENTAL DATA
ITEM DATA
Operating Temperature -20to+50˚C
Storage Temperature -50to+50˚C
Humidity 95 %, 25 ˚C to 40 ˚C for 48 hours
Illumination Required Natural night illumination (overcast star-
light tomoonlight)
Immersion 10 m for 30 minutes
1.2.2. PS-22 STANDARD COMPONENTS AND
OPTIONAL EQUIPMENT
The PS-22 standard components are shown in Figure 1-1 and pre-
sented in Table 1-6.
FIGURE 1-1. PS-22 STANDARD COMPONENTS
TABLE 1-6. PS-22 STANDARD COMPONENTS
ITEM DESCRIPTION QTY
1Front Lens Cap 1
2ATN PS-22 Night Vision FrontSight 1
3Back Cap 1
4Light Supressor for the scopes with 30-42 mm lens diameter 1
1
9
7
6
11
10
3
5
4
12 13
2
14
15
8

1-9
ITEM DESCRIPTION QTY
5 Light Supressor for Trijicon ACOG scopes 1
6 Light Supressor for the scopes with 42-63 mm lens diameter 1
7Remote Control 1
8 CR123Atype battery 1
9IRIlluminatorIR450Kit 1
10 Picatinny Quick Release Mount 1
11 Picatinny Rail 1
12 QRMWrench 1
13 2.5mmAllenKey 1
14 Operator’s Manual 1
15 Shipping/StorageCase 1
R450-B4IRIlluminatorKitisshowninFigure1-2andlistedinTable1-7.
FIGURE 1-2. IR450 IR ILLUMINATOR KIT
TABLE 1-7. IR450 KIT
ITEM DESCRIPTION QTY
1 IR450-B4 Illuminator 1
2 CR123Atype battery 1
31,5mmAllenKey 1
4 IR450 Wrench 1
1 32 4

1-10
Optional items are shown in Figure 1-3 and listed in Table 1-8.
TABLE 1-8. PS-22 OPTIONAL EQUIPMENT
ITEM DESCRIPTION PART CODE
1Scope Mounting System #1 ACDNPS22SM01
2Scope Mounting System #2 ACDNPS22SM02
3Scope Mounting System #3 ACDNPS22SM03
4Scope Mounting System #4 ACDNPS22SM04
5Scope Mounting System #6 ACDNPS22SM06
67/8”WeaverMount ACDNPS22MWVR
7Day Scope Light Suppressor ACDNPS22LSR
8Platform Ring ACWSRTRA
9ExtenderFocusKnob ACDNPS22EFK
10 BoresightAttachment Mount(BAM) ACDNPS22BM01
11 Long Rail Adapter ACWSLRADPT
FIGURE 1-3. PS-22 OPTIONAL EQUIPMENT
1 (2, 3, 4, 5) 7
910
8
6
11

2-1
SECTION II
OPERATING INSTRUCTIONS

2-2
2.1. INSTALLATION PROCEDURES
2.1.1. QUICK RELEASE MOUNT
QuickReleaseMount(QRM)isusedforfastinstallation/removing
thePS-22onMIL-STD-1913/Picatinnyrail.
NOTE
Optical axes of the PS-22 and the riflescope should be matched.
Difference of the axes position more than 3 mm is not re-com-
mended.Measure the height of the riflescope axis above the rail.
If the difference in the axis heights of the PS-22 and riflescope is
more than 3 mm it is necessary to replace riflescope mounting
rings or base by proper ones.
FIGURE 2-1. PS-22 INSTALLED ONMIL-STD-1913 RAIL
FORWARD OF TRIJICON ACOG
1.Slidethelockingbuttonofmountleverforward(Figure2-1,arrow
A). Turn the mount lever backwards to open the mount (Figure
2-1, arrow B).
2. Install the sight forward the riflescope on the arm rail as close to
theriflescopeaspossible.Thelightsuppressorshouldcoverthe
riflescope objective lens.
3. Turn the lever forwards pushing and sliding forward locking but-
ton to close the mount.
MOUNT LEVER
MOUNT TIGHTNESS NUT
WRENCH
A
B