MAGNETIC TAPE, MAGNETIC TAPE CARTRIDGE, AND MAGNETIC TAPE APPARATUS
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United States of America
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Issued Date -
Apr 3, 2025
app pub date -
Sep 26, 2024
filing date -
Sep 26, 2024
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Abstract
The magnetic tape includes a non-magnetic support, and a magnetic layer containing a ferromagnetic powder, in which an absolute value ΔN of a difference between a refractive index Nxy measured in an in-plane direction of the magnetic layer and a refractive index Nz measured in a thickness direction of the magnetic layer is 0.25 or more and 0.40 or less, and standard deviation a of the ΔN in a width direction of the magnetic layer is 0.05 or less.
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