Company Info
Ningbo Free Frade Zone Yongjing International Trade Co., Ltd. was Founded in 1970,started out as a Government Controlled School Factory with only 5 employees,developed very quickly Since the opening of China to the world,and was incorporated two years ago.It now has more than 200 workers,with over 10 affiliated factories under control,managed by ISO9001 Quality Control System.
This Ltd specializes in procucing teaching equipments used in primary and high school education,with a variety of se... view more
Company Profile
OEM Services Provided:
NO
Business Type:
Manufacturer, Trading Company
Main Export Markets:
North America, Western Europe, Eastern Europe, South America, Southeast Asia, Eastern Asia, Mid East, Oceania, Africa
Payment & Shipping Terms:
Payment Term:
L/C, T/T
Means of Transport:by sea
Supply Capacity:
Packing:carton
Delivery Date:25-30days
* The way of magnification : zoom * Zoom range: 0.7X-3X * Zoom ratio: 1:4.3 * Total magnification: 2.1X-120X(with accessory lens), Standard: 7x-30X * Field of view: 93mm-2mm, Standard: 28mm-6.6mm * Working distance: 247mm-34mm, Standard: 100mm * Interpupillary distance: 50mm-75mm * Dioptric correction: +2 - -2 diopter * Binocular tube: incline 30
OPTICAL SPECIFICATIONS
WFH10X
WF15X
WF20X
Eypiece
Working distance(mm)
Mag.
Field of view(mm)
Mag.
Field of view(mm)
Mag.
Field of view(mm)
standard
100
7X-30X
28-6.6
10.5X-45X
24-5.6
14X-60X
17-4
0.3X
247
2.1X-9X
93-22
3.15X-13.5X
80-19
4.2X-18X
57-13
0.5X
168
3.5X-15X
56-13
5.25X-22.5X
48-11
7X-30X
34-8
0.75X
105
5.25X-22.5X
38-9
7.9X-34X
32-7.5
10.5X-45X
23-5.3
1.5X
44
10.5X-45X
19-4.4
16X-67.5X
16-3.7
21X-90X
11-2.7
2X
34
14X-60X
14-3.3
21X-90X
12-2.8
28X-120X
9-2
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Contact Method
Ningbo Free Frade Zone Yongjing International Trade Co., Ltd.