Patent ID: 11894033
Assignee: FUJIFILM CORPORATION
Field: Audio-visual technology (Electrical engineering)
Classification: CPC G | IPC G

Claim 11:
12. The magnetic tape according to claim 1,
wherein the standard deviation of F is 2 gf to 10 gf,
the vertical switching field distribution SFD of the magnetic tape is 0.5 to 1.5,
a standard deviation of curvature of the magnetic tape in a longitudinal direction is 5 mm/m or less,
the magnetic layer contains carbon black,
the magnetic tape further comprises:
a non-magnetic layer containing a non-magnetic powder between the non-magnetic support and the magnetic layer, and
a back coating layer containing a non-magnetic powder on a surface side of the non-magnetic support opposite to a surface side provided with the magnetic layer, and
a tape thickness is 5.2μm or less.