Instruction/ maintenance manual of the product DN-140 Newcon Optik
Go to page of 8
11. ACCEPTANCE CERTIFICATE NIGHT VISION DEVICE Serial Number _______________________________ Model DN-140 corresponds to technical conditions ADSH 3.807.
DISCLAIM ER The use of this device might be restricted or forbidden in y our area. Check with local author ity . Newcon Optik will not accept any responsibility for improper usage of this scope.
The image should be restored in within 2 minutes. Poor atmospheric conditions such as fog, haze or extremely dark environments, will decre ase the visibility distance of the unit.
• NEVER aim active unit at intense light source s (i.e. lights, headlamps, campfires, the moon, etc.)3 • NEVER reverse the polarity of a battery • NEVER connect the unit to external power source.
7. Nex t, focus the scope by turning the focus ring on the sight’s ring. You may have to re-focus both lenses to achieve sharp focus. NOTE: For best result, use a 50mm lens. Wide angle and/or zoom lenses ty pically cannot provide a full-screen image through the DN-200 unit.
Warning! After transportation or keepi ng the device at temperature lower than -40 ° C (-40 ° F), the device must be warmed up to ambient temp erature, from -10 ° C (14 ° F) to +40 ° C (104 ° F), relative humidity of 80% max. at 20 ° C (68 ° F).
6. OPERATION INSTRUCTIONS WARNING! NEVER DIRECT T HE LENS IN THE DIRECT ION OF BRIG HT LIGHT! 6.1 Pre-starting procedures. 1. Unpack the device. I n order to install the batteries, open battery house cover (4), and install the batteries. Check the functioning of the device by switching it on (click switch 10) and looking through ey e-piece (2).
4. SPECIF ICATION S OF DN -140 I mage intensifier Gen. 1 Resolution ln/mm 32ln/mm Magnification, X 2.8 Field of View, angl.., degrees, not less 12 ° L ens 85mm, F/2 Dioptric correction +3, -4 Focus Range, m 0.6- ∞ Ey epiece focal length 15mm Ey epiece relief distance 45mm Power supply 3V, 2AA Battery life, hours 30 (at 20 ° C) Dimensions, mm 6.
An important point after buying a device Newcon Optik DN-140 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Newcon Optik DN-140 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Newcon Optik DN-140 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Newcon Optik DN-140 you will learn all the available features of the product, as well as information on its operation. The information that you get Newcon Optik DN-140 will certainly help you make a decision on the purchase.
If you already are a holder of Newcon Optik DN-140, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Newcon Optik DN-140.
However, one of the most important roles played by the user manual is to help in solving problems with Newcon Optik DN-140. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Newcon Optik DN-140 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
