The Leica Macro Elmar-M 90mmf/4 is designed to maintain very high optical performance even at distances much shorter than the usual 2.3 feet (0.70cm). In connection with the Leica Macro Adapter-M, this lens allows shots with a reproduction ratio up to 1:3.
|Construction||Number of Elements / Groups: 4 Elements in 4 Groups.|
|Angle of view||Angle of View (Diagonal, Horizontal, Vertical): 27°, 23°, 15°.|
|F stop range||f4.0 to f22.|
|Closest Focusing Distance||Focusing Range: 0.77 m ( 30.31" ) to Infinity,
@@ 0.5 m to 0.76 m ( 19.69" to 29.92" ) with the Leica Macro-Adapter-M.
|Maximum Magnification||Highest Reproduction Ratio: 1:6.7 ( with Leica Macro-Adapter-M: 1:3 ).|
|Filter Size||Internal Thread for Screw-in Type Filters E 39, ( 39mm ).|
|Dimensions (Length x Diameter)||@@ Length: 59 mm ( 2.323" ) Lens Extended in Working Position, 41 mm ( 1.61" ) Lens Collapsed in Storage Position.
@@ Largest diameter: 52 mm ( 2.05" ).
|Weight||Approximately 240 g ( 8.47 ounces ) for the Black Anodized Aluminium Version, 320 g ( 11.29 ounces ) for the Silver Chrome-Plated Brass Version.|
|Notes||Distance Setting: Scale: Combined Meter/Feet-Increments, Separate Metal Lens Hood, Can be Attached in Reverse for Storage.|