Newcon Optik NVS 7-8X manual

Operation Manual NIGHT VISION BI NOCULARS NVS 7-4x / NVS 7-5x / NVS 7-8x NSN: 5855- 20-000-8284 105 Spar ks Ave., Toro nto, ON, M 2H 2S5, Canada[...]

ii IMPORTANT INFORMATION Read prior to activa tion. You have pu rchased a so phisti cated electronic device. To operate it properly, please read this manual carefully. Ignoring the operation procedures described in this m anual will void your warranty .  NEVER disass emble the unit. This de vice contai ns a source of high voltage, which may be h[...]

iii Precautions NVS 7 is a sophisticated precise optical instr ument equi pped with electronic s. It shoul d be handled with due care:  Unit contai ns fragile c omponents. Avoid im pacts, dust, moisture and sharp changes of temperature.  Do not touch the optical surf aces other tha n for cleaning. Doing so may damage the anti-reflection coati[...]

1 CONTENTS 1. OVERVIE W ............................................................. 3 2. DELIVERY S ET ...................................................... 5 Standard deliv ery set........................................................ 5 Optional acces sories ........................................................ 5 3. SPECIFICATION S .......[...]

2 6. TROUBLESH OOTING ......................................... 16 No green light th rough eyepieces .................................. 16 Image is unclear ............................................................. 16 Image flashes ................................................................. 16 Condensation accumulates on the parts ........[...]

3 1. OVERVIEW NVS 7 (the unit) is optoelect ronic binoc ular intended f or observation of objects and orie ntation at nig ht or under dark conditions. The unit is equipped with a generation 2+ or 3 image intensifier tube, which amplifies low light, such as moonlight, starlight or man-m ade light. Add-on lens ca n be attache d to the unit to increas[...]

4 Please read all the instructions carefully prior to using the unit. Manufacturer r eserves the ri ght to intr oduce minor design changes without notice.[...]

5 2. DELIVERY SET Standard delivery set QUANTITY Binocular configuration: NVS 7 unit with 4x, 5x or 8x lens 1 Lens cap 1 Neck strap 1 Soft case 1 Manual 1 Warranty card 1 AA battery 2 Lens cleaning kit 1 Optional accessories Hard case Exact delivery set is subject to the specific contract terms.[...]

6 3. SPECIFICATIONS Unit specifications Model 2XT 4x / 5x / 8x 3XT 4x / 5x / 8x Image Intensifier Tube (IIT) Gen. 2+ Gen. 3 Apparent field of view 10º / 8º / 5º Eye relief 25 mm 25 mm 4x / 5x / 8x Objective focal length / F-number 100 mm - F1.5 / 130 mm - F2.3 / 216. 4 mm - F2.0 Interpupillary distance 57-73 mm Focus range:4x / 5x / 8x 10 m - ?[...]

7 Main tube parameters Model NVS 7-2 XT NVS 7-3 XT Generation 2+ 3 IIT Model NCXT4322 N3XT4322 ITT Resolution, min 57 lp/mm 57 lp/mm Image Intensifier Type (Generation/Grade) 2+ XT 3 XT Photocathode operating diameter, mm 17.5 Photocathode type S-25 GaAs Photocathode sensitivity, min : Integral 600  A/ lm 1,600  A/ lm Spectral at  = 850 nm[...]

8 Spatial frequency-cont rast cha racter istic Frequency, lines/mm Contrast transfer coefficient (XT) 2.5 0.88 7.5 0.72 15.0 0.50 Field of view cleanness SPOTS DIAMETER ZONE 1 ZONE 2 ZONE 3 IN MICRONS Ø5.6MM Ø5.6-Ø14.7MM Ø14.7-Ø17.5MM > 230 0 0 0 150 - 230 0 1 1 75 - 150 0 1 2[...]

9 4. UNIT DESIGN NVS7 – 4x 1. On-Off, IR switch 2. Lens focus ad justment ring 3. Eyepiece focus adjustm ent rings 4. Eyepieces 5. Battery compartment cover 6. Objective lens 2 3 4 5 6 1[...]

10 NVS7 – 5x 1. On-Off, IR switch 2. Lens focus ad justment ring 3. Eyepiece focus adjustm ent ring 4. Eyepieces 5. Battery compartment cover 6. Objective lens 1 2 3 4 5 6[...]

11 2 NVS7 – 8x 1. On-Off, IR switch 2. Lens focus ad justment ring 3. Eyepiece Focus adjustment rings 4. Eyepieces 5. Battery compartment cover 6. Objective lens 7. Objective lens cover 8. Tripod m ount 1 6 7 5 3 4 8[...]

12 FIGURE 1 Low battery indicator 5. OPERATION INSTRUCTIONS Installing battery Unpack the device. Unit is supp lied with battery not installed. Prior to installing the ba ttery, ma ke sure the switch is in the OFF position and the lens c ap is on. Unscrew the battery compartment cover (5) and install 2 fresh AA batteries. Observe the corr ect pola [...]

13 Solid red dot indicates that the IR illuminator is on. In the daytime with lens cap on it is normal to observe a fuzzy image. Switc hing on t he unit devi ce in the daytime is intended for testing pu rposes only. Switching the unit off After you have finished using t he device, tur n it off by rotating switch (1) to OFF position. Put protective [...]

14 Focusing To obtain sharp image at othe r distance adjust the lens focus (2)leaving eyepiece setting intact. Yo u should be able to obtain a sharp image f or distances from 2-20 m to infi nity, depe nding on the objective lens magnificatio n. If you wear eyeglasses or NBC protective mask, you may like to fold the rubber eyecup. Interpupillary dis[...]

15 Warning: For cing instal lation of the lens may damage the thread and cause costly repairs to both the binoculars and the lens that are not co vered by warranty.[...]

16 6. TROUBLESHOOTING No green light through eyep ieces Check that the batteries are installed prop erly. Check the charge of the batteries . Replace them if they are weak. Image is unclear Check if the lenses are foggy or dusty. Clean them if necessary. If the image is still unfocused – a djust the eyepieces; see 5.5 and 5.6 for detail s. Image [...]

17 7. WARRANTY NEWCON warrants this product against defects in m aterials and workmanshi p for one year from the date of the ori ginal purchase. Longer warranty is available, subject to the terms of the specific sales contract. Should your Newcon product pr ove to be defective during this p eriod, pleas e deliver the product securely packaged in it[...]

18 8. CUSTOMER SUPPORT Should you experience an y difficulties with your Newcon Optik product, consult this manual first. If the pro blem rema ins, contact ou r custom er support de partme nt at +1(416) 663-6963 or toll free at 1-877-368 -6666 (North America only). Our op erating hours ar e 9am-5pm, Monday - Friday, Eastern Standard Time. Under no [...]

19 9. ACCEPTANCE CERTIFICATE Image intensifier tube serial number: _______ ______________ Min imu m Mea sur ed Resolution, lp/mm 57 Photocathode sensitiv ity, integral,  A/lm 600 (Gen. 2+) 1600 (Gen. 3) Light ampl ification 35000 Date of production :____________ _______________ _______ Quality Inspector’s signature: __________ ________________[...]

20 NIGHT VISIO N DEVICE NVS 7-2/4x X T NVS 7-3/5x X T NVS 7-3/4x X T NVS 7-2/8x X T NVS 7-2/5x X T NVS 7-3/8x X T Unit serial number: _ _____________ _______________ ____ The unit complies with all technical specificatio ns and has passed the ins pection. Date of production : ____________ _______________ ______ Quality Inspector’s signature: ____[...]

NEWCON OPTIK  Printed in Canada R1 – 4.11[...]