Avago Technologies offers an enhanced series of ultra-small optical encoder modules with resolutions of up to 360 lines per inch (LPI), which ... optical-radius transmissive code wheel for detecting ...

Each module consists of a lensed ... It detects rotary position using a codewheel with an optical radius of 19 mm (0.748 in.) to get 360 or 720 cycles/ rev. The ungated-index output is a positive ...

The PST-360 rotary ... can now integrate a fully featured rotary sensor directly on existing shafts without the packaging issues that typically accompany encoders or other through shaft sensing ...