<P ><FONT face="Times New Roman" size=3>Optical Characteristics
Item Value
Focal length 4.6mm
Back focal length 2.3mm
Relative aperture( F #) 2.8
Field of view 66o
Depth of field 20cm~infinity
MTF 160lp/mm at center, 80lp/mm at 1.0 field
Relative Illumination 60.0% at 1.0 field
TV distortion 0.75%
Lens construction 3 aspherical plastic lens</FONT></P>
<P ><FONT face="Times New Roman" size=3>以上要求的手机的镜头总长不能超过7mm,200万像素,1/3cmos</FONT></P>
<P ><FONT face="Times New Roman" size=3>这样的要求可以实现吗?</FONT></P>