Newcon Optik NV66-G2 - Manuals

2 6. TROUBLESHOOTING ............................................18 6.1 No green light through eyepieces...........18 6.2 Image is unclear .....................................18 6.3 Image flashes .........................................18 6.4 Condensation accumulates on the parts .18 6.5 Visibilit...

3 1. OVERVIEW NV66-G2 (the unit) is optoelectronic goggles intended for observation of objects and orientation at night or under dark conditions. The unit is equipped with a generation 2+ intensifier tube, which amplifies low light, such as moonlight, starlight or man-made light. Add-on lens can be ...

4 Features  Built-in infrared illuminator allows observation in total darkness (i.e. cave or dark room);  Helmet mount (optional) allows combatant operations  Flip/flop mechanism provides for unobstructed vision when the unit is mounted on headgear or helmet  Waterproof design (1 meter deep imme...

5 2. DELIVERY SET 2.1 Standard delivery set QUANTITY NV66-G2 unit with 1x lens and headgear 1 Lens cap 1 Neck strap 1 Soft case 1 Manual 1 Warranty card 1 AA battery 2 2.2 Optional accessories 3x, 4x, 5x, 8x lenses Hard case Lens cleaning kit Helmet mount Exact Delivery Set is subject to the specifi...

6 3. SPECIFICATIONS 3.1 Unit specifications Image Intensifier Tube (IIT) 18 mm Gen. 2+ Apparent field of view 40 º Eye relief 15 mm 1x Objective focal length / F-number 27.5 mm / F1.2 4x, 5x, 8x Objective focal length, mm / F number 100 / F1.5, 130 / F2.3, 216.4 / F2.0 Interpupillary distance 57-73 ...

7 3.2 Main tube parameters Image Intensifier Type (Generation/Grade) EPM66G2 Photocathode operating diameter 18 mm Photocathode type S-25 Photocathode sensitivity: Integral 450  A/ lm Spectral at  = 850 nm 26 mA/W Light amplification >20,000 fl/fc Image magnification 1x Signal-to-noise ratio, m...

8 3.3 Spatial frequency-contrast characteristic Frequency, lines/mm Contrast transfer coefficient 2.5 0.83 7.5 0.56 15.0 0.30 3.4 Field of view cleanness Allowed spot diameter,  m I ZONE 0 - 5, 6 mm II ZONE 5, 6 - 14,7 mm III ZONE 14,7 - 17, 5 mm Over 250 0 0 0 150 to 250 0 0 1 100 to 150 0 2 2 50 ...

9 4. UNIT DESIGN 1 - On-Off, IR switch 6 - Objective lens cover 2 - Mounting socket 7 - Objective lens 3 - Eyepiece adjustment ring 8 - Tightening screw 4 - Eyepieces 9 - Lever 5 - Battery compartment cover 9 8 Fig.2 Headgear 1 2 7 6 5 3 4 Fig.1 NV66-G2 goggles

10 5. OPERATION INSTRUCTIONS 5.1 Installing battery Unpack the device. Unit is supplied with battery not installed. Prior to installing the battery, make sure the switch (1, Fig.1) is in the OFF position and the lens cap is on. Unscrew the battery compartment cover (5, Fig.1), and install 2 fresh AA...

11 Fig.3 Low battery indicator When the unit is ON user may see a circular indicator through the eyepiece (Fig. 3). It is hardly noticeable when not active. Flashing indicates low battery. For uninterrupted operation keep fresh batteries ready and replace them on time. Solid red dot indicates that t...

14 5.9 Installation of interchangeable lenses Do not apply an excessive force when changing the lenses. The following procedure is identical for 1x, 4x, 5x or 8x lenses. 1. Make sure the unit is off. 2. Remove the lens cap (6, Fig.1). 3. Detach the current lens: hold the lens by its base (1, Fig.1) ...

16 5.10 Using optional helmet mount The unit can be equipped with an optional helmet mount. This mount can be customized to fit a variety of existing helmet models. The mount is attached to a helmet with straps. 1 - Locking screw 3 - Flip/Flop adjusting screws 2 - Flip/Flop button 4 - Mount binding ...

19 6.5 Visibility decreased or disappeared Bright light sources (the Moon, projectors or headlights) may cause visibility to degrade or even completely disappear. Move the device away from the light source immediately. The image will be restored within two minutes. Adverse atmospheric conditions suc...

20 7. WARRANTY NEWCON warrants this product against defects in materials and workmanship for one year from the date of the original purchase, longer warranty is available, subject to the terms of the specific sales contract. Should your Newcon product prove to be defective during this period, please...

22 9. ACCEPTANCE CERTIFICATE Image intensifier tube serial number: ______________________________________________ Minimum Measured Resolution, lp/mm 45 Photocathode sensitivity, integral,  A/lm 450 Light amplification 20000 Date of production: ______________________________________________ Quality ...

23 NIGHT VISION DEVICE NV66-G2 Unit serial number: ______________________________________________ The unit complies with all technical specifications and has passed the inspection. Date of production: ______________________________________________ Quality Inspector’s signature: _____________________...