only show images for relevant page

hi on my case studies page on my website:[URL=”https://aet.inpreview.net/test/wordpress/projects/ufac/whitehall-quay/”]https://aet.inpreview.net/test/wordpress/projects/ufac/whitehall-quay/[/URL] (Case Study 2)

I have 2 case studies

1 with 3 images on the right the other with 2 on the right

I need to be able to define which page I am on and only show the images for that page?!

here is my code

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