Is it possible to use position sensor products (NJL5820R, NJL5821R, NJL5822R) with resolutions other than the recommended resolution?

It cannot be used for resolutions other than the recommended resolution. Characteristics are not guaranteed.
NJL5820R : 50.8 LPI（Scale pattern 　W=0.25mm）
NJL5821R : 150 LPI （Scale pattern 　W=0.085mm）
NJL5822R : 180 LPI （Scale pattern 　W=0.070mm）
LPI : Lines Per Inch