Description
A bright F2.8 true fisheye lens with a 103 mm diameter front element of remarkable compactness and light weight. Features focusing and composition through the viewfinder in the same way as an ordinary lens. Automatic diaphragm allows use without mirror lock-up , so operation is as simple as with a regular lens. Provides a 180º angle of view , and projects a 23mm diameter circular image onto the film. 100 % distortion aberration design provides typical fisheye distortion pattern that is ideal for meteorology and other scientific photography.
Specifications Olympus auto-fisheye 8 mm F 2.8 lens..
Angle of view : 180º ( a circular image of 23mm in diameter.)
Optical construction : 11 elements in 7 groups.
Diaphragm operation : Automatic.
F-stop range : 2.8 —22.
Minimum focus : 0,2m ( 7.9 in)
Minimum field size: —
Focusing : Straight helicoids.
Weight : 640 grams ( 22.6 oz)
Length : 83mm ( 3.3 in)
Maximum-diameter : 103mm ( 4.1 in)
Filter : Built-in ( neutral density , Y48 , O56 and R60 )
Notes : The exposure indicator cannot be seen with this lens with OM-1 and OM-2. • Always keep lens cap on when not in use. •Provides four built-in filters : Neutral density , Y 48 , O 56 and R 60.
Suitable focusing screens : 1-1, 1-3, 1-4, 1-10, 1-13 and 1-14.
