NF 90653 User Manual Final
Contents
1. P HIFIURE Qwners Mangal NXS and Precision Benchrest Models k Bei nog te 4 Nightforce research and development teams located in Central Idaho design technically advanced riflescopes to perform in uncompromising situations The philosophy of the company is highly specialized and focused on building the ultimate instrument for the application Our research and testing has developed new standards in manufacturing and quality control Every Nightforce scope receives 100 individual inspection and must pass vigorous testing prior to shipping Our commitment to ultimate riflescope performance by using cutting edge technology and advanced optical mechanical designs is unparalleled in the industry HIGHTFIREE Owners Manual NXS and Precision Benchrest Models Every Nightforce riflescope is of exceptional quality and designed to be the ultimate instrument for its application Important Information FAILURE TO FOLLOW THIS MOUNTING PROCEDURE MAY VOID WARRANTY Your riflescope and rifle are only as good as the link between them The mounting of your riflescope is as important as the bedding of the rifle s action to the stock To ensure the highest level of performance the following steps in the mounting procedure must be followed as described Major concerns in riflescope mounting materials design A Aluminum A quality aluminum ring and b2. ase combination designed for competition rifle shooting are acceptable when being used on benchrest or light recoil rifles B Steel A high quality ring and base combination of the weaver type design or similar is required for field use and or high recoil applications See ACCESSORIES for suggested base options Under no circumstances do we recommend the usage of turn in style rotary dove tail type ring and base designs especially those equipped with windage adjustment Ring Alignment Most production rifle actions or ring and base combinations are not manufactured accurately enough to ensure proper alignment out of the box After properly securing bases and rings to the action alignment and compression of the rings is required prior to mounting the riflescope To fulfill this requirement a 30mm lapping bar kit is available from Nightforce or other suppliers of precision shooting products This lapping bar kit consists of a steel bar 30mm in diameter with a handle attached and a non imbedding lapping compound This tool is used to remove unnecessary material from the lower halves of the rings eliminating misalignment This procedure allows both rings to align with one another thus creating a stress free platform for the riflescope Step One With bases and lower halves of the rings securely mounted to the rifle mount the 30mm steel lapping bar and tighten top ring halves This procedure will cause the rings to compress and take se
3. below Lightforce USA Inc PO Box 9 Orofino Idaho 83544 e 208 476 9814 tel 208 476 9817 fax www nightforceoptics com e www nightforcescopes com Mgntforce Precision Optics www nightforceoptics com www nightforcescopes com North American Sales Lightforce USA Inc Box 9 Orofino Idaho 83544 208 476 9814 tel 208 476 9817 fax International Sales Lightforce Australia Pty Ltd 28 Orsmond Street Hindmarsh South Australia 5007
4. com for complete information on these other fine Nightforce products made in the U S A SA Mirage Tube Tripod Drag Bag Torque Wrench Lapping Bar fligntforce Owner Survey Answering the following question will help us maintain the high level of quality and service Nightforce owners have come to expect We encourage your input What changes or modifications would you recommend be made to improve this product Other Comments Owner Registration Card Please fill out and return this product registration card within 30 days of purchase Return to the address below We retain this card for warranty eligibility Name Address City State Zip Model No Serial No Phone No Date of Purchase Purchased From Where did you hear about our products Attach Proof of Purchase Lignhtforce USA Inc PO Box 9 Orofino Idaho 83544 Lightforce USA Inc PO Box 9 Orofino Idaho 83544 NIGHTFORCE Limited Lifetime Warranty Your Nightforce Riflescope is unquestionably warranted to be free from defects in materials and workmanship Exclusions to this warranty include but are not limited to abuse mishandling or improper mounting In the event of a defect in materials or workmanship we will repair or replace the instrument at our option provided you return the scope postage pre paid along with a description of the defect with your shipping address and phone number to the address
5. end Indicated in yards from 25 to infinity Right Side focus adjustment located on the riflescope saddle opposite from the windage adjustment turret Battery Installation If your Nightforce riflescope is equipped with reticle illumination it will be one of the two following options b Left NF rheostat battery compartment A Variable rheostat mounted on eyepiece To install the battery unscrew the battery compartment cap counter clockwise using a coin or screwdriver while holding the rheostat to prevent it from rotating Place a new battery CR2032 Panasonic or equivalent positive side up or facing you Replace and tighten the cap Left NXS rheostat battery compartment B Integrated reticle illumination parallax adjustment system To install the battery unscrew the battery compartment cap counter clockwise while holding the parallax adjustment to prevent it from rotating Place a new battery CR2032 Panasonic or equivalent positive side up or facing you Replace and tighten the cap Battery Duration Depending on the intensity and conditions your battery can last up to 720 hours of continuous use Illumination System Operation p Variable rheostat mounted on eyepiece To increase or decrease reticle illumination rotate numbered rheostat dial from one to ten Operation of NXS Integrated Illumination System To activate reticle illumination pull outward o
6. iflescopes are factory set for an average individual eye strength thus adjustment may not be necessary Looking at the reticle for an extended period of time during this process will cause your eye to compensate resulting in false indication of reticle focus 4 If adjustment is necessary grasp the eyepiece and rotate counter clockwise loosening it away from the lock ring while holding the riflescope from turning in the rings Several turns of the eyepiece are necessary to achieve any measurable affect Once reticle focus is achieved lock the eyepiece by threading the lock ring back to the eyepiece 5 Fast focus eyepiece Not all Nightforce riflescopes are equipped with a lock ring on the eyepiece If your riflescope model is equipped with a fast focus eyepiece ie No locking ring simply perform steps 1 2 amp 3 above to set eyepiece focus Final Step First level the rifle then hang a plumb by a line at 100 yards Rotate the riflescope in the rings until the vertical portion of the reticle is parallel with the plumb line Tighten rings evenly both front and rear until riflescope is secure Your Nightforce scope is now properly mounted Establishing a Zero Zero the rifle using the center aiming point of the reticle at your desired zero range A 200 yard zero is common If your Nightforce riflescope is equipped with target turret adjustments you may set them to zero with the supplied hex wrench and record the rotation setting your zer
7. iflescopes equipped with 1 4 M 0 A click value turn the elevation target turret adjustment 8 1 dick from your zero NF Target turret adj 1 8 125 M 0 A dick value NXS turret adj 1 4 250 M 0 A click value 1 8 M 0 A Drop Chart 1 4 M 0 A Drop Chart Yards Clicks Elevation Yards Clicks Elevation M 0 A dicks M 0 A dicks 200 0 0 200 0 0 300 16 2 0 300 8 2 0 400 32 4 0 400 16 4 0 500 53 6 6 500 27 6 3 600 66 8 2 600 33 8 1 Note Divide clicks by 4 250 for 1 4 M 0 A click value or 8 125 for 1 8 M 0 A click value Example 27 dicks divided by 4 equals 6 75 M 0 A 27 4 6 75 M 0 A or 6 M 0 A 3 clicks 6 3 B 27 clicks divided by 8 equals 3 375 M 0 A 27 8 3 375 M 0 A or 3 M 0 A 3 clicks 3 3 Paralla Adjustment All Nightforce riflescopes feature an adjustment for eliminating parallax Parallax is the apparent movement of the reticle in relation to the target as the shooter moves his eye across the exit pupil of the riflescope A nod of the head up and down will quickly determine if parallax is present If parallax has been eliminated the reticle will remain stationary in relation to the target regardless of head placement Thus not influencing the accuracy of the shot Nightforce has two different styles of parallax adjustments Your Nightforce riflescope will be equipped with one of the two depending on model Left Adjustable objective located on the front objective
8. n the parallax turret assembly To deactivate the reticle illumination push inward on the parallax turret assembly Adjusting the variable illumination reticle intensity on the NXS riflescope When the Nightforce NXS reticle illumination system is activated it will illuminate at one predetermined setting You have the ability to change the reticle illumination intensity by turning a small rheostat located inside the battery compartment Using a small jewelers screwdriver turn the rheostat counter clockwise to increase the illumination intensity or turn the rheostat clockwise to decrease the illumination intensity Care Cleaning Use a lens brush to remove loose particles of dust and a high grade glass cleaner applied on a cotton swab Do not apply excessive pressure and begin moving in a circular motion from center to outer edge of the lens Mounting System This mounting system offers unequalled machined precision and durability Nightforce bases are CNC machined from a single steel billet and are available for Remington Winchester Weatherby and Savage actions The one piece and two piece mounting system can increase internal adjustment of the scope by 40 M 0 A and 20 M 0 A respectively Steel 30mm Picatinny or Mil Spec rings position NXS scopes low on the rifle and are sold in serialized matched pairs Nightforce Rings are available in 885 1 0 and 1 125 heights Accessories Visit www nightforceoptics
9. o is on for both windage and elevation These are the horizontal indicator marks located below the rotating dials You have now established a zero to which you may return NF Target Turret Indicator Marks NXS Target Turret Indicator Marks Creating Drop Chart With your elevation and windage target turret adjustments zeroed and recorded set up a target at the first distance you wish to shoot beyond your established zero From your zero count the number of clicks up to hit the target Record the number of clicks and so on for each range Now that you have compiled the number of clicks to hit the targets at all the various ranges you can simply convert the number of clicks to M 0 A by determining the click value of your specific Nightforce riflescope For 1 8 125 M 0 A dick value divide all dick numbers by 8 this converts clicks clicks For Nightforce riflescopes with 1 4 250 M 0 A dick value divide by 4 to convert to M 0 A This information is compiled to form a drop chart see top of following page This drop chart provides you with the information needed to hit your target using M 0 A plus clicks Example Utilizing the target turret adjustments with a click value of 1 8 M 0 A and your drop chart you can determine the distance requires 8 plus 2 clicks 8 2 Utilizing center aiming point at any power magnification turn the elevation target turret 8 M 0 A 2 dicks and shoot For Nightforce r
10. t fo the lapping bar instead of the tube body of the riflescope Do not use the riflescope in place of the steel lapping bar Step Two Remove the lapping bar and apply lapping compound to the lower ring halves Perform lapping procedure until a maximum of 75 of the surface area has been lapped of the lower ring halves Note or until the bar moves freely i e no binding halves Step Three Remove the lapping bar and clean all surfaces with alcohol or other solvent to ensure an oil free surface Step four Set the Nightforce riflescope to the highest magnification Place the riflescope in the lower portion of the rings as far forward as possible Install the top ring halves evenly front and rear Tighten ring screws with just enough tension to still allow the slight movement of the riflescope Hold the rifle in your normal shooting position and slowly move the riflescope back until the full field of view is obtained It is recommended to mount the riflescope at this position or slightly forward to ensure maximum eye relief Step Five Focusing the eyepiece this procedure focuses the reticle to your eye This has no effect on the image unless severely out of adjustment 1 Check that the riflescope is set at the highest magnification 2 Set the parallax adjustment to the infinity setting o on the riflescope 3 Look through the riflescope eyepiece to determine if the reticle is clear and in focus instantly Note All Nightforce r
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