Case for Optical Flow Sensor

This is a case for Optical Flow Sensor V1.0 unit from 3DRrobotics.com
It can be mounted using four M3 screws. There is an optional bar mounting bracket. The mounting holes can be omitted.
An arrow on the cover indicates the forward direction.
The description of the sensor is here: http://store.3drobotics.com/products/optical-flow-sensor