BZ Series Diffuse Micro Photo Sensor Variants BZ Series Diffuse Photo Sensor Variants Filters Product Image | Model Number | Function Product Image | Model Number | Function Function BZ-NT20FFNPN D.on/L.on (Selectable)BZ-NT20FUNPN D.on/L.on (Selectable)BZ-PN20FFPNP D.on/L.on (Selectable)BZ-PN20FUPNP D.on/L.on (Selectable)