Product feature:
1.The truly field of view 50 degrees
2.Flip-Up On-Off, Side Flip-Up On-Off
3.The diopter can be adjusted -5/+5
4.No distortion , full screen clearly without distortion
Product feature:
1.The truly field of view 50 degrees
2.Flip-Up On-Off, Side Flip-Up On-Off
3.The diopter can be adjusted -5/+5
4.No distortion , full screen clearly without distortion