1. Devices for Indirect Vision
provided by Mr. Schönemann, Gentex IGCMS-II-03-14
Devices for Indirect Vision
Field of Vision and Image size of Rearview Mirrors
Confidential | ©2014 Gentex Corporation

2. Reference Vehicle Class M1
Required Field of Vision according to UN-ECE R46
Confidential | ©2014 Gentex Corporation

3. Reference Vehicle Class M1
Required Field of Vision according to UN-ECE R46
Confidential | ©2014 Gentex Corporation

4. Reference Vehicle Class M1
Required Field of Vision according to UN-ECE R46
Vehicle Distance:
20m to the ocular point
Confidential | ©2014 Gentex Corporation

5. Reference Vehicle Class M1
Required Field of Vision according to UN-ECE R46
Vehicle Distance:
20m to the ocular point
Confidential | ©2014 Gentex Corporation

6. Reference Vehicle Class M1
Required Reflecting Surface of Rearview Mirrors
=150𝑚𝑚 (𝑟=∞)
𝑎= 𝑚𝑚=70,91𝑚𝑚
Confidential | ©2014 Gentex Corporation

7. Reference Vehicle Class M1
Required Reflecting Surface of Rearview Mirrors
required reflective surface on the mirrors
viewing angle reflected
Vehicle Distance:
20m to the ocular point
Confidential | ©2014 Gentex Corporation

8. Reference Vehicle Class M1
Minimum bent radius for Class I mirrors according to UN-ECE R46
Confidential | ©2014 Gentex Corporation

9. Reference Vehicle Class M1
Minimum bent radius for Class I mirrors – Impact on Object Size
=150𝑚𝑚 (𝑟=∞)
due to the viewing angle the visible area is smaller than the reflective surface
Confidential | ©2014 Gentex Corporation

10. Reference Vehicle Class M1
Minimum bent radius for Class I mirrors – Impact on Object Size
= 𝑚𝑚=81,81𝑚𝑚
due to the viewing angle the visible area is smaller than the reflective surface
Confidential | ©2014 Gentex Corporation

11. Reference Vehicle Class M1
Minimum bent radius for Class I mirrors – Comparison
45,2 mm
25,5 mm
Confidential | ©2014 Gentex Corporation

12. Reference Vehicle Class M1
Merged Rear Vision of Minimum Required Areas
Due to different perspective and bent glass the pictures doesn‘t match perfectly without image processing
Confidential | ©2014 Gentex Corporation

13. Reference Vehicle Class M1
Required Field of Vision according to UN-ECE R46
Vehicle Distance:
20m to the ocular point
Confidential | ©2014 Gentex Corporation

14. Reference Vehicle Class M1
Merged Rear Vision of Minimum Required Areas
Due to different perspective and bent glass the pictures doesn‘t match perfectly without image processing
Confidential | ©2014 Gentex Corporation

15. Reference Vehicle Class M1
Required Field of Vision according to UN-ECE R46
Vehicle Distance:
5m to the ocular point, 3,5m offset to the side
Confidential | ©2014 Gentex Corporation

16. Confidential | ©2014 Gentex Corporation
Thank You
Confidential | ©2014 Gentex Corporation