10-1.     Introduction

10-2.     Definitions

10-3.     Sensor and Method

10-4.     Observing Positions

10-5.     Day-Night Observations for Transmissometers

10-6.     Automated Long-Line RVR Observations

10-7.     Multiple RVRs

10-8.     Units of Measure

10-9.     RVR Based on Transmissometer

10-10.   Automated RVR

10-11.   Limits of RVR

10-12.   Variation in RVR

10-13.   Determining and Reporting RVR (NA LAWRS)

10-14.   RVR Procedures (Apply to RVRs Using Transmissometer Technology Only)

10-15.   Ten-Minute RVR Values (Apply to RVRs Using Transmissometer Technology Only)

10-16.   Manually Determined One-Minute RVR Values (Apply to RVRs Using Transmissometer
              Technology Only)

10-17.   Emergency Reporting of Runway Visibility and Runway Visual Range (Apply to RVRs
              Using Transmissometer Technology Only) (NA LAWRS)

10-18.   Annotation of RVR Recorder Charts (Apply to RVRs Using Transmissometer Technology
              Only)

10-19.   Disposition of RVR Recorder Charts (Apply to RVRs Using Transmissometer Technology
              Only)

10-20.   Operation of Equipment

Figure 10-1.     RVR Transmittance Conversion Table for Tasker 400
                        and Equivalent Systems with 250-Foot Baseline -
                        Contrast Threshold 5.5 Percent

Figure 10-2.     Tasker 500 RVR Transmittance Conversion Table for
                        250-Foot Baseline - Contrast Threshold 5.0 Percent

10-21. - 10.23. Reserved