/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/ is in sofa-data 1.0~beta4-11.
This file is owned by root:root, with mode 0o755.
..
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Blade_instrument_centered.rigid
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Blade_instrument_centered_rounded.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Blade_instrument_handle.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Blade_instrument_handle.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Blade_instrument_tip.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Blade_instrument_tip.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Blade_instrument_tip2.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Blade_instrument_tip2.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Blade_instrument_tip_rounded.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Blade_instrument_tip_rounded.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Carve_instrument.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Carve_instrument.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Carve_instrument_centerline.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Grab_instrument_left.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Grab_instrument_left_inside.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Grab_instrument_left_inside.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Grab_instrument_right.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Grab_instrument_right_inside.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/Grab_instrument_right_inside.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/chamber_boundary.sph
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/choroid.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/ciliary_processes.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/clamps.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/clamps.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/connection_cutversion.mesh
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/connection_cutversion.xs3
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/connection_cutversion2.xs3
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/cornea.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/cornea.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_lens.msh
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_lens.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_lens_2.msh
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_lens_3.msh
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_lens_3.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_lens_3.stl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_lens_capsule_back.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_lens_capsule_front.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_lens_capsule_front_2.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_lens_capsule_front_2b.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_lens_capsule_front_2c.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_lens_capsule_front_2c.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_lens_capsule_with_hole.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_lens_capsule_with_hole_2.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_lens_capsule_with_hole_2.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_lens_cortex_3.msh
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_lens_kernel_2.msh
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_lens_kernel_3.msh
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/eye_shaders.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/flat_lens.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/flat_lens.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/head.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/head2.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/inf_recus_muscle.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/infer_obl_muscle.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/iris.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/iris.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/john_hi_obj.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/john_hi_obj.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/lat_recus_muscle.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/med_recus_muscle.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/phaco.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/phaco_collis.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/phaco_collis.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/retina_cutversion.xs4
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/scar_tissue_cutversion.xs4
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/sclera.mtl
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/sclera.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/super_obl_muscle.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/super_recus_muscle.obj
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/traction_case_cutversion.xs4
/usr/share/sofa/examples/Demos/Ophtalmo/data/mesh/traction_case_cutversion2.xs4