Leica Wide-Angle-Tri-Elmar-M 16-18-21mm f/4.0 ASPH Cases_M-P (Typ 240) the 4” Filter Holder is

the 4” Filter Holder is made to hold Schneider Motion Picture and Television 4mm thick water-white Schott glass filters that are available in 4x4 and 4x5

4° Field-of-View 389' @ 1000 yd / 129

That makes it an outstanding choice for use in hunting

3 ft) to Infinity  Distance setting Scale combined meter/feet-increments Smallest object field 706 mm x 1059 mm (35mm format)

Leica Wide-Angle-Tri-Elmar-M 16-18-21mm f/4.0 ASPH Cases_M-P (Typ 240) the 4” Filter Holder isThis is a demonstration store. You can purchase products like this from Leica Store Miami. With its impressive angle of view of 107, this new TRI ELMAR conquers 16 mm super wide angle photography in perfect Leica M style. Due to the minimal distortion and barely perceptible field curvature, it can be recommended for highly demanding architecture photography even at the 16 mm setting. Used on the digital M8, it produces the image effect of a 21 28 mm