Skin for a navigation system
Skinfold caliper
Slack adjuster
Slide caliper
Slide caliper
Slide caliper
Slide map
Slide rule for navigation
Sliding caliper
Sliding marker for measuring tape
Sliding scale map coordinate locator card
Slip-on wrist case for capsule components such as compasses or t
Slip-on wrist case for hiking/outdoor instruments such as thermo
Slope gauge
Slope grade adjuster for a level device
Sniper
Solar pedometer
Solar pedometer
Solar powered digital read-out tape measurer
Sonar transducer mounting and pointing apparatus