bi-directional af motor weh for cameramp
- function：
- autofocus
- pixels：
- 13m
compared with the old products, what are the improvements（structure, material, technology, process, performance and use function）
with the increasing mobile phone camera pixel camera, auto focus motor dynamic axis tilt angle requirements increasingly strict, consider upgrading the camera autofocus motor can meet the high pixel application, the new products of high pixel camera autofocus motor has the following improvement:
| |
old products |
new product |
utility |
| material quality |
/ |
/ |
/ |
| structure |
ordinary metal case |
metal case with metal shield |
shrinked opening helps to prevent dust and improve stability |
| design |
unidirectional travel autofocus |
bi-directional travel autofocus |
reduced the required drive current and power consumption by bidirectional travel |
| technology |
the air core coil assembled on the carrier |
the coil wound directly on the carrier |
enhance reliablility and impact resistance |
| performance |
ordianry optical axis: 12~15' |
optical axis: 8' |
applied for high pixel and high imaging requirement |
| use function |
conventional focus-finder algorithms |
able to match pdaf |
fast focus |
| |
old products |
| material quality |
/ |
| structure |
ordinary metal case |
| design |
unidirectional travel autofocus |
| technology |
the air core coil assembled on the carrier |
| performance |
ordianry optical axis: 12~15' |
| use function |
conventional focus-finder algorithms |
| |
new product |
| material quality |
/ |
| structure |
metal case with metal shield |
| design |
bi-directional travel autofocus |
| technology |
the coil wound directly on the carrier |
| performance |
optical axis: 8' |
| use function |
able to match pdaf |
| |
utility |
| material quality |
/ |
| structure |
shrinked opening helps to prevent dust and improve stability |
| design |
reduced the required drive current and power consumption by bidirectional travel |
| technology |
enhance reliablility and impact resistance |
| performance |
applied for high pixel and high imaging requirement |
| use function |
fast focus |
