''Elachista ophthalma'' is a moth of the family Elachistidae. It is found along the coast of south-eastern New South Wales. The wingspan is for males and for females. The forewings are brown, powdered with dark brownish grey-tipped scales. The hindwings are grey. The larvae feed on '' Gahnia melanocarpa''. They mine the leaves of their host plant. The mine is straight and reaches a length of about . Pupation takes place outside of the mine.

References

Moths described in 2011 Endemic fauna of Australia ophthalma Moths of Australia Taxa named by Lauri Kaila {{Elachista-stub