Promaster 40.5mm Circular Polarizer - Digital HD bf24 The new Series IV technology

The new Series IV technology extends the line-of-sight operating range of the Wireless GO II to approximately 656' compared to the 230' maximum range of the original Wireless GO

including tons of ideas for what to consider when creating meaningful pet portraits

and fast overall performance

Button-less retractable design maintains a compact form factor when the lens is not in use

AF calculations are done at a 120 fps rate to keep up with fast continuous shooting speeds

Promaster 40.5mm Circular Polarizer - Digital HD bf24 The new Series IV technologyProMaster DIGITAL HD CIRCULAR POLARIZING FILTERS increase color saturation and reduce reflections. The neutral gray HD polarizing material guarantees excellent images while minimizing loss of light. Constructed with premium Schott optical glass these filters are designed to yield extreme image sharpness. They also feature a precision machined, super slim aluminum frame with anti reflective matte finish and knurled edges.