Complaint
Product description:
DT-ONX4 low-light objective lens is a high-performance universal objective lens that can be combined with low-light image intensifier to obtain high-resolution, low-light environment images. It can adapt to low-light night vision products. It has the technical advantages of strong adaptability to low illumination, high imaging quality, large magnification, small distortion, large aperture and other products. In addition, it also has the appearance advantages of light weight, high cost performance, simple design, beautiful and generous.
Product Parameter:
| 4X objective lens | technical parameters |
| field of view | 5to 10 degrees |
| optical dynameter | 4X Ф55 FL=70 |
| relative illumination | 95% |
| Optical aperture (objective) | F1.4 |
| Optical MTF | 150LP/mm |
| optical distortion | 0.5%Max |
| focusing range | 10M-∞ |
| Focusing mode | manual operation |
| coating film | Multilayer composite ultra wideband blue film |
| material | High strength aviation aluminum |
| shock strength | >1000G |
| operating temperature range | -50--+80ºC |
| humidity range | 5%-95% |
| waterproofing grade | IP65/IP67 |
| product dimensions | 110x72x58 |
| product weight | 214g |
Q: Are you the factory to provide OEM products?
A: Yes, we are factory focused on night vision for more than 21 years in China,
OEM/ODM service is available
Q: How about your product quality?
A: All items are provided with CE /FCC /RoHS certificates and our factory passed ISO 9000
To make sure the quality,all products will be 100% checked on production line,and we also
will randomly check base on AQL before shipping.
Q: Can I take a sample to test before I place formal orders?
A: Yes, you can take a samples at first . If there is a problem, our engineers are always here to help you.
Q: How long is your warranty?
A: All night vision have 12 months warranty. During this period, customers can replace or repair cameras for free.
Q: Can I have a refund for the defective night vision?
A: Yes, if the problem can not be solved , you could send the night vision back, and we will refund the money to you after we receive the night vision.
