SAE J268-1989 REAR VIEW MIRRORS-MOTORCYCLES

Foreword-This Document has not changed other than to put it into the new SAE Technical Standards Board Format.

1. Scope-This recommended practice specifies requirements for rear view mirror systems to provide the operator with a clear view to the rear.

2. References
2.1 Applicable Publications-The following publications form a part of the specification to the extent specified herein. Unless otherwise indicated the lastest revision of SAE publications shall apply.
2.1.1 SAE PUBLICATIONS-Available from SAE,400 Commonwealth Drive, Warrendale, PA 15096-0001.
SAE J213 MAR72-Definitions-Motorcycles
SAE J833 DEC83-USA Human Physical Dimensions
SAE J964 OCT84-Test Procedure for Determining Reflectivity of Rear View Mirrors
SAE J985 OCT88-Vision Factors Considerations in Rear View Mirror Design

3. Application-This recommended practice applies to all classes of motorcycles as defined in SAE J213 intended for use on public roads.
3.1 Operator Dimensions-Motorcycles intended for adult operators shall satisfy the requirement of this recommended practice for an operator having the dimensions of a 50th percentile USA human male(SAE J833). Motorcycles intended specifically for other than adult operators shall satisfy the requirements of this recommended practice for the 50th percentile of the intended operator population.

4. Requirements
4.1 Mounting
4.1.1 Each mirror should have its entire reflective surface located between planes passing through the eyepoint of an operator in the designed seating position,45 deg above and below and 60 deg left and right of the forward line of sight(SAE J985).
4.1.2 The mounting shall provide for mirror adjustment to comply with 4.2.1.

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