Nikon IRT 4-12X42 User's Manual
Contents
1. Distance or Success or Failure Change to Measurement mode Depress POWER or Remote control button for 1 5 seconds until the display changes Distance or Success or Failure U Passed for 8 seconds Passed for 8 seconds Stand by mode i Stndbymode Display on seven segment U Passed for atcha gi ER del AT aT Passed for 2 hours ont Action of Unit 2 hours CMS es ae Operation of Unit TENES eee t Power OFF 1__ PowerOFF Stand by mode Unit accepts operation with Remote control unit Power OFF Unit does not accept operation with Remote control unit At Power OFF mode before using the Remote control unit POWER switch must be depressed 4 Selecting measurement mode Change to Measurement mode Normal continuous measurement mode Depress POWER or Remote One shot control button for 1 5 seconds measurement until the display changes mode ITEM SUPPLIED Objective cap Remote control unit Battery CR2 amp CR2025 Mount base 2pc with tool Nikon cloth Continuous measurement The instrument continuously measures distance for 12 seconds Specifications MODEL SCOPE Actual magnification Objective diameter Exit pupil Eye relief Field of view at 100 yds Objective outside diameter Length Weight Adjustment graduation Maximum internal adjustment Parallax setting at f2. This equipment has been tested and found to comply with the limits for a Class B digital device pursuant to Part 15 of the FCC Rules These limits are designed to provide reasonable protection against harmful interference in a residential installation This equipment generates uses and can radiate radio frequency energy and if not installed and used in accordance with the instructions may cause harmful interference to radio communications However there is no guarantee that interference will not occur in a particular installation If this equipment does cause harmful interference to radio or television reception which can be determined by turning the equipment off and on the user is encouraged to try to correct the interference by one or more of the following measures Reorient to relocate the receiving antenna Increase the separation between the equipment and receiver Consult the dealer or an experienced radio TV technician for help Do not use the Laser IRT for purposes beyond the limits of its stated accuracy CAUTIONS BEFORE USE Please observe the following guidelines strictly so you can use the equipment properly and avoid potentially hazardous problems Before using this product read thoroughly the SAFETY AND OPERATION PRECAUTIONS and instructions on correct usage accompanying the product Keep this manual within reach for easy reference N WARNING This indication alerts you to the fact that any improper use ignor
3. 25 Fuaba Y Ernaga iu Yoigo UDAN JIO Please observe the following guidelines strictly so you can use the equipment properly and avoid potentially hazardous problems Before using this product read thoroughly the SAFETY PRECAUTIONS and instructions on correct usage accompanying the product Use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure Keep this manual within reach for easy reference e Specifications and design are subject to change without notice e No reproduction in any form of this manual in whole or in part except for brief quotation in critical articles or reviews may be made without written authorization from NIKON VISION CO LTD The product s described herein may be subject to export control regulations in the relevant country ies It they should not be exported without authorization of the exporting governmental authority if the regulations apply Key Features Measuring range 33 yards 766 yards Distance measurement display 1 yard Easy to aim 4 12x optical observation system e Waterproof design NOT designed for underwater usage e nvisible Eyesafe FDA Class Laser e 8 second results display Compact ergonomic design e Stand by mode after approx 8 sec Unattended e Automatic shut off after approx 2 hours Unattended e Default to Last Use settings e 12 second continuous measuring function
4. e Diopter adjustment function e nfrared manual control distance measurement system The Nikon Laser IRT emits invisible eyesafe infrared energy pulses that reflect off the selected target back to its optical receiver Sophisticated precision charge circuitry is used to instantaneously calculate distances by measuring the time it takes for each pulse to travel from the rangefinder to the target and back The maximum range of the instrument depends on the reflectivity of the target its color surface finish size and shape The following factors ensure best range and accuracy e Nighttime use Cloudy weather Bright colored targets Targets with highly reflective surfaces Targets with shiny exteriors e Large size targets Shooting targets facing at 90 degrees Measurement may result in inaccuracy or failure in the following cases e Slender or small target Target has diffusing reflective surface Target does not reflect the laser beam glass a mirror etc Black target Target has pronounced depth n snow rain or fog Target measured through glass Reflective surface measured from diagonal direction e Moving target e Obstacle moving in front of the target When targeting the surface of water Status of the Internal Display 1 Fig 10 11 Reticle aiming system Use to take aim at the target Position the target at the center of the reticle which will always appear in the display 2 888 Distance measuremen
5. Nikon Laser IRT 4 12X42 Instruction Manual Congratulations on your choice of a Nikon Laser IRT Your new scope is the finest example of Nikon s rugged and durable construction and precision bright optics important qualities for a serious shooter s riflescope Whether you use your scope for hunting or for target shooting the procedure for mounting is identical After mounting the scope on your riflescope follow the procedures for reticle alignment When setting the reticle for hunting you should determine your standard range and then adjust the reticle based upon that reading distance For targets which vary from that standard distance you may simply adjust the position of the reticle in relation to your target or you may wish to use the procedure for trajectory compensation It s up to your personal preference We hope that you will enjoy your new Nikon Laser IRT for many years to come Enjoy using it and above all always follow safe shooting procedures QD Objective lens 2 Eyepiece lens 3 Elevation Adjustment 4 Windage Adjustment 5 Eyepiece Adjustment 6 Power index Dot 7 Power Scale 8 Power Seleclor ring x x Y 9 3 9 Adjustment Cap 0 POWER button d Remote control Detector both side 2 Battery Chamber Lid 43 Battery Chamber Lid screw 4 Remote control unit 15 Remote control button 46 LED 47 Product number 48 Explanatory label LASER IRT 4 12X42 NIKON VISION CO LTD faba Bi n 3
6. actory yards Outside Diameter of Eyepiece LASER Class Wavelength Pulse duration Output 15W Beam Divergence OTHERS Measuring range Distance display Structure Scope Battery chamber Operating temperature Remote control unit Power source Scope Remote control unit Safety amp EMC 4 12x42 4x 12x mm 42 in 1 65 mm 3 59 in 0 1498 mm 74 75 in 2 9 3 0 ft 25 0 8 2 mm 52 in 2 05 mm 330 in 13 g 660 without battery 0z 23 3 V4 1 click moa 40 Elevation amp Windage moa 100 mm 39 in 1 78 FDA Class 905nm 30ns 0 036 degree 33 766 yards 1 yard step Waterproof maximum depth of 2 meters for up to 5 minutes Water resistant 10 to 4 50 Attachable to a gun with the band 3 volts DC CR 2 lithium battery x1 3 volts DC CR2025 lithium battery x1 21 CRF PART 1040 10 1985 FCC Part 15 Sub Part B Class B YX When maximum magnification 12x is selected at minimum magnification at maximum magnification moa minute of angle The battery chamber is water resistant not waterproof Water may enter the device if the laser IRT is submerged in water If water enters the battery chamber wipe out any moisture and allow time for the chamber to dry Waterproof models The Laser IRT is waterproof and will suffer no damage to the optical system if submerged or dropped in water to a maximum depth of 2 meters for up to 5 minutes The L
7. ape and condition is appropriate to reflect the laser beam e Replace battery Be sure to hold the unit steady while depressing the POWER button Be sure the target is within measuring range 33 766 yards Be sure that nothing such as leaves or grass is between the Laser IRT and the target Be sure that nothing such as leaves or grass is between the Laser IRT and the target e Replace battery e Be sure the target shape and condition is appropriate to reflect the laser beam e Be sure to hold the unit steady while measuring the distance e Be sure that nothing such as leaves or grass is between the Laser IRT and the target e Replace battery Be sure the target shape and condition is appropriate to reflect the laser beam Be sure that nothing such as leaves or grass is between the Laser IRT and the target If problems persist after consulting the Troubleshooting Table please contact your local dealer to check repair the Laser IRT Never let anyone other than the official representative of the product manufacturer check or repair the Laser IRT Failure to follow this instruction could result in injury or damage to the product This device complies with Part 15 of the FCC Rules Operation is subject to the following two conditions 1 This device may not cause harmful interference and 2 this device must accept any interference received including interference that may cause undesired operation
8. aser IRT offers the following advantages Can be used in conditions of high humidity dust and rain without risk of damage e Nitrogen filled design makes it resistant to condensation and mold Observe the following when using the Laser IRT e As the unit does not have perfectly sealed structure it should not be operated nor held in running water Any moisture should be wiped off before adjusting movable parts Power selector Ring eyepiece etc of the Laser IRT to prevent damage and for safety reasons To keep your Laser IRT in excellent condition Nikon Vision recommends regular servicing by an authorized dealer Troubleshooting Repair If your Nikon Laser IRT should require repair please contact your local dealer for details regarding where to send it Before doing so you are advised to consult the Troubleshooting Table below Symptom Check Points Unit does not turn on e Depress POWER button LED fails to illuminate e Check and replace battery if necessary Target range cannot be obtained Cannot measure appears Closer target cannot be measured Target beyond a certain distance cannot be measured Measurement result is unstable Incorrect result is displayed e Be sure that nothing such as your hand or finger is blocking the laser emission aperture and laser detector Be sure that the laser emission aperture and laser detector are clean Clean them if necessary Be sure that the target sh
9. ch the lens surface Once the cloth has been used for cleaning the body it should not be used again for the lens surface Main Body Clean the body surface with a soft clean cloth and a dry cloth Do not use benzene thinner or other organic agents because they may cause discoloration or rubber degeneration Storage e Water condensation or mold may occur on the lens surface because of high humidity Therefore store the Nikon Laser IRT in a cool dry place After use on a rainy day or at night thoroughly dry it at room temperature then store in a cool dry place NOTES ON LITHIUM BATTERY If handled incorrectly battery may rupture and leak corroding equipment and staining clothing Be sure to observe the following e Install battery with the and poles positioned correctly e Battery should be removed when exhausted or during extended periods of non use Usethe same type of battery e If battery fluid contacts eyes or skin rinse well with water If swallowed consult a doctor immediately Do not short circuit battery chamber terminals Do not carry batteries together with keys or coins in a pocket or bag This may overheat and short circuit batteries Do not put batteries in fire or water Never disassemble batteries Do not change batteries Do not subject stored batteries to extremes in temperature Do not subject batteries to strong vibrations or shock In the event that you should require service for
10. dition Scope P Y flashing Battery charge is low and battery should be replaced e Remote control unit No information Install the Remote control unit 1 The Remote control unit is attached near the thumb of the hand which is holding the gun 2 The LED on the Remote control unit must turn the direction of the Remote control Detector Fig 2 amp 3 3 Then fix the Remote control Unit with the band Effective control range is less than 20 inches Operational Summary Riflescope 1 Diopter adjustment 1 Look through the eyepiece with your eye positioned about 4 inches away from the eyepiece lens Fig 9 and you will see the Nikoplex reticle Fig 10 or the BDC reticle Fig 11 Be sure your eye is positioned within proper alignment and proper eye relief otherwise the view will black out 2 Point the objective end of the scope at the sky Do not point at the sun or at a plain unpatterned wall Turn the eyepiece adjustment counter clockwise and then turn it clockwise until the reticle appears sharp 2 Magnification The Laser IRT 4 12X42 has a variable magnification from 4 to 12X To change powers just rotate the power selector ring until the desired magnification appears adjacent to the power index dot Fig 2 3 Adjustment of the riflescope Sighting through the riflescope align the rifle with your aiming point on the target and shoot a trial round If the bullet does not hit the aiming point ad
11. ing the contents descri bed herein can result in potential death or serious injury N CAUTION This indication alerts you to the fact that any improper use ignoring the contents descri bed herein can result in potential injury or material loss SAFETY AND OPERATION PRECAUTIONS N Warning NCa Never look directly at the laser beam or directly at the sun when using the Nikon Laser IRT Do not depress the POWER button while aiming with the eye or looking into the optics from the objective side Do not operate the unit with other additional optical elements such as lenses or binoculars Using an optical instrument together with the Nikon Laser IRT increases the danger of damaging the eyes Do not disassemble the Nikon Laser IRT A product that has been disassembled is not guaranteed by the manufacturer If the Laser IRT s body cover is damaged or if it emits a strange sound due to dropping or for some other cause immediately remove the battery and stop using utions When not using the Nikon Laser IRT do not push the POWER button Do not leave the Nikon Laser IRT within reach of small children Rain water sand or mud should be removed from the Laser IRT body surface as soon as possible using a soft clean dry cloth Although the Nikon Laser IRT is waterproof it is not designed for use underwater Do not leave the Nikon Laser IRT in an unstable place as it may fail and cause injury or damage the equipment Do not
12. just the elevation and windage after removing the Adjustment cap as follows 4 12X42 e For the Laser IRT adjustment is made by turning the grip by hand If the bullet hits under the aiming point turn the grip in the direction of the arrow marked U If the bullet hits to the left of the aiming point turn the grip in the direction of the arrow marked R Fig 12 Note The windage and elevation scales of the Laser IRT 4 12X42 is calibrated in divisions of minute of angle with a click at intervals of 1 4 minute of angle half division When adjusting the reticle to the point of aim remember that one minute of angle equals approximately one inch 2 54 cm at 100 yards 91 44 m Therefore if the impact point is two inches 5 08 cm low and one inch 2 54 cm right at 100 yards 91 44 m Parallax Setting you should adjust two minutes of the angle up one minute of the angle left Laser Range Finder Caution use of controls or adjustments or performance of procedures other than those specified herein may result in hazardous radiation exposure 1 Install a battery in the battery chamber See Changing Batteries 2 Diopter adjustment Refer to Riflescope Diopter adjustment Nikoplex Reticle Eyepiece Adjustment Eye Relief appl Fig 9 Fig 10 BDC Reticle Fig 11 3 Measuring 3 Measuring Normai continuous measurement mode ONE SHOT measurement mode START START U U another target
13. look through the Nikon Laser IRT while walking You may walk into something and get hurt Do not leave the Nikon Laser IRT in a car on a hot or sunny day or near heat generating equipment This may damage or negatively affect it Do not leave the Nikon Laser IRT in direct sunlight Ultraviolet rays and excessive heat may negatively affect or even damage the unit When the Nikon Laser IRT is exposed to sudden changes in temperature water condensation may occur on lens surfaces Do not use the product until the condensation has evaporated e Do not use alcohol for cleaning the main body Do not leave the polyethylene bag used for packaging within the reach of small children e Be careful that small children do not inadvertently swallow the adjustment cap If it does happen consult a doctor immediately e If your Nikon Laser IRT should fail to operate correctly discontinue use immediately and consult the Troubleshooting Table If you are unable to fix the problem contact your local dealer for instructions on where to send it for repair CARE AND MAINTENANCE Lenses When removing dust on the lens surface use a soft oil free brush When removing stains or smudges like fingerprints from the lens surface wipe the lenses very gently with a soft clean cotton cloth or quality oil free lens tissue Use a small quantity of pure alcohol not denatured to wipe stubborn smudges Do not use velvet cloth or ordinary tissue as it may scrat
14. t status display Digitally Indicates measured distance in yards Also indicates measuring status such as Measurement in progress Measurement unsuc cessful or Unable to measure Display of results lt 100 yards 6 9 55 yards 55y Display of results 100 yards e g 576 yards 576v vy Now measuring Fail to measure or can not measure distance 3 v Indicates distance being measured in yards and battery condition 4 8 One shot measurement mode Display at after power on or Measurement mode is changed 5 C Normal continuous measurement mode Initial setting Display at Measurement is over or Measurement mode is changed Changing Battery Type of battery Scope 3V CR2 Lithium Battery Remote control unit 3V CR2025 Lithium Battery Battery change Scope 1 Loosen the Battery Chamber Lid screw with coin Fig 5 2 Replace the CR2 Lithium Battery correctly Fig 6 3 Tighten the lid screw firmly for air tightness Fig 5 Remote control unit 1 Insert the metal plate into the groove of opposite side of LED Fig 7 2 Press down the metal plate a to lift up the rear cover b Fig 7 There are eight hinge stoppers Fig 8 Be careful to break the hinge stopper 3 Replace the CR2025 Lithium Battery correctly Fig 8 4 Put the rear cover back and press the edge of cover to catch the hinge stopper 5s shows a posilion of hinge stopper Fig 8 Battery con
15. your Nikon RIFLESCOPE in case of U S A market please send it directly to Nikon Scope Service 841 Apollo Street Suite 100 El Segundo CA 90245 4721 1 800 Nikon SV In other market please bring it to dealer from which you purchased it Nikon Inc 1300 Walt Whitman Road Melville NY 11747 3064 P 631 547 8632 F 631 547 4040
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