1. 5 filers are supplied: L37C, 056, A2, B2 and ND4
2. Built in lens hood
3. Maximum aperture ratio 1:11
4. Picture angle is 2 degrees 30'
5. Tripod socket is provided

5 elements in 5 groups
Closest Marked Focusing Distance [m] 8
Filter Attachment Size [mm] 39
Dimensions: Dia x Length (extension from lens mount), [mm] 119 x 233.5
Weight [g] 1900