The phrase "a visible difference between" is correct and usable in written English.
It can be used when discussing distinctions that can be easily seen or perceived in a comparison between two or more items or concepts.
Example: "There is a visible difference between the two paintings, highlighting the unique styles of each artist."
Alternatives: "an obvious distinction between" or "a clear contrast between".
It is often asked whether there is a visible difference between female and male directors; here is a classic instance.
But there is a visible difference between this team and others: at the crook of the riders' arms are a series of dark needle marks.
Alec Vincent, a 21-year-old occupier and culinary school dropout from Bay Ridge who made his living at Zuccotti as a shoe shiner, attributed the squabbling to the park's hippie-homeless vibe and a visible difference between occupiers' backgrounds.
There is a visible difference between the theoretical and actual volumes recorded.
We observe a visible difference between the framework prediction and the ns-2 data.
Nevertheless, by triangulating these findings with qualitative responses and further exploration of factors displaying a medium effect size (as measured by Cohen's d of approximately 0.5), there is an indication of a visible difference between certain group distributions.
There is a visible difference in tolerance between Ti3AlC2 and Ti3SiC2 that can be related to the changes in bonding within each material.
While the surface features of the experimental groups appear rougher than the control grafts, there is not a discernible visible difference between surface patterns on each of the modified surfaces.
There also is a more direct, visible difference between selfing and outbreeding (cross-pollination): in those species where both methods work, cross-pollination usually produces more, and better quality, seeds.
Opening and inspection of the older siliques in abp1-1, and1-1s and bsm1-1 heterozygous plants did not reveal any visible differences between those alleles.
The structural similarity (SSIM) index, proposed by Wang et al. in 2004 [26], attempts to quantify the visible difference between a distorted image and a reference image.
