Newcon Optik 20x40x100 User Manual

Operator’s Manual  
Big Eye Binoculars  
20x40x100  
105 Sparks Ave., Toronto, ON, M2H 2S5, Canada  
Table of Contents  
1.  
BRIEF DESCRIPTION ................................ 2  
2.  
SPECIFICATIONS....................................... 3  
ASSEMBLY................................................. 4  
STORAGE AND MAINTENANCE ............ 8  
WARRANTY ............................................... 9  
CUSTOMER SUPPORT ............................ 10  
3.  
8.  
9.  
10.  
1. BRIEF DESCRIPTION  
The Big Eye Binoculars (hereinafter referred to as Big  
Eye) features high optical and technical characteristics. It  
is designed and intended for viewing distant objects under  
all climatic conditions.  
Two types of interchangeable eyepieces, 20x and 40x,  
provide different magnification depending on observer’s  
preferences. This model works in wide range of  
temperatures and humidity up to 98%.  
Caution:  
The binoculars should never be used to directly  
observe bright sources of light, such as welding  
arc light, sunlight, etc to prevent damage to eyes  
or skin.  
2
2. SPECIFICATIONS  
Magnification  
20x  
2.4  
48  
5
40x  
1.5  
60  
2.5  
13  
Field of view, degrees  
Apparent field of view, degrees  
Exit pupil diameter, mm  
Eye relief, mm  
23  
Eyepiece dioptre setting range,  
dioptres  
-5…+20  
Interpupillary distance setting, mm  
Light transmission (directed), min  
Twilight index  
58-72  
70%  
44.72  
63.25  
6.25  
2.76  
Relative brightness  
25  
2.45  
Resolution, angular seconds  
Dimensions, binoculars only, mm  
Net weight (without tripod), kg, max  
Focusing distance, m  
Surveying angle, degrees  
Elevation, degrees  
420x257x125  
7
20-  
50  
85  
3
3. ASSEMBLY  
The binoculars appearance is shown on the Figure 1. It  
consists of the binocular itself, U-mount and tripod.  
1. How to adjust the tripod  
The tripod height can be adjusted by locknuts (1). Loosen  
the locknuts (1) and pull out the legs (2) to get the desired  
height, and then tighten the locknuts. The locknuts should  
be reliably secured to mount the U bracket on the tripod.  
2. How to mount the U bracket  
Put the model U bracket on platform of the tripod (3), and  
then fasten the locknut (4). The model U bracket must be  
firmly fixed on the tripod.  
4
7
Binoculars body  
5
6
8
U-bracket  
3
4
Tripod  
1
2
Fig. 1  
5
3. How to mount the binoculars on the U  
bracket  
Place the bottom of the binoculars (5) on the U bracket  
and tighten the locknut (6). Tighten left and right locknuts  
(7) of the U bracket.  
4. How to use the align the binoculars with the  
target  
Loosen the U bracket locknut (8) and rotate the binoculars  
around vertical axle. Aim the binoculars towards your  
target. Loosen locknuts (7) and adjust the vertical viewing  
angle respectively. Tighten back the locknuts (7) and (8).  
5. How to replace eyepieces with different  
magnification  
Eyepieces are mounted in eccentric holders and secured in  
body by means of threaded rings. Place the supplied  
rubbers into the grooves on the eyepiece body and secure  
the eyepieces in the eyepiece holders.  
6. How to adjust interpupillary distance  
The adjustment is performed by rotating of two eccentrics  
(9) (Figure 2). The observer is supposed to find the  
distance suitable for his individual normal viewing.  
6
7. How to adjust the dioptres  
The diopter adjustment is performed by the knobs 10. The  
observer is supposed to find the diopter position suitable  
for his individual normal viewing.  
7
9
10  
Fig. 2  
7
8. STORAGE AND MAINTENANCE  
Big Eye 20(40) x l00 high magnification binoculars are a  
precision optical instrument. It should be handled with  
utmost care when in operation, storage and transportation.  
When using and storing, the binoculars should be kept  
clean. If dust, grease or dirt is found on the glass surface,  
gently wipe it off with a piece of clean cloth or lens paper.  
It's forbidden to wipe lens off with fingers, ordinary paper  
or dirty cloth.  
In case of any malfunction, please contact the  
manufacturer; never disassemble the binoculars yourself.  
Inspect the condition of the cartridge with desiccant.  
During the seasons when relative humidity tends to  
increase (specifically in fall and in spring) proceed with  
drying the binocular twice a month.  
During the colder season of the year, when the ambient  
temperature drops below zero, be sure to periodically  
rotate the mechanisms, so as to protect them against  
freezing.  
The binoculars should be stored at temperature range  
between +5°C and + 35°C and relative humidity not more  
than 70%. The premises should be well ventilated. It's not  
permissible to store the binoculars with chemicals, such  
as acids, alkalis, salts and batteries etc. The binoculars  
cannot be exposed to open heat closer than 1.5 meters  
from the heat source.  
8
9. WARRANTY  
NEWCON warrants this product against defects in  
material 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 deliver the product securely packaged in its  
original container or an equivalent, along with the proof  
of the original purchase date to your Newcon Dealer.  
Newcon will repair (or at its option replace with the same  
or comparable model), the product or part thereof, which,  
on inspection by Newcon, is found to be defective in  
materials or workmanship.  
What This Warranty Does Not Cover:  
NEWCON is not responsible for warranty service should  
the product fail as a result of improper maintenance,  
misuse, abuse, improper installation, neglect, damage  
caused by disasters such as fire, flooding, lightning,  
improper power supply, or service other than by a  
NEWCON Authorized Service.  
Postage, insurance, and shipping costs incurred while  
presenting your NEWCON product for warranty service  
are your responsibility.  
9
10. CUSTOMER SUPPORT  
Should you experience any difficulties with your  
NEWCON OPTIK product, consult this manual first. If  
the problem remains unresolved, contact our customer  
support department at (416) 663-6963 or toll free at 1-  
877-368-6666. Our operating hours are 9am-5pm,  
Monday - Friday, Eastern Standard Time. At no time  
should equipment be sent back to Newcon without  
following the instructions of our technical support  
department.  
NEWCON OPTIK accepts no responsibility for  
unauthorized returns.  
To locate NEWCON Authorized Dealer  
call: +1(416) 663-6963 or  
fax: (416) 663-9065 or  
Defective products should be shipped to:  
US customers:  
2498 Superior Ave. Cleveland, OH 44114  
From all other countries:  
105 Sparks Ave., Toronto, ON, M2H 2S5, CANADA  
10  
NEWCON OPTIK  
Printed in Canada  

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