1a) Brickie's device seen in optic? (6,5) S????? ????L
4d) Double up an attempt to hold ring? (It's flattering (9) ????A?O?Y
10a) Ill-fated king hugged by a Parisian girl (7) ????C??
18d) Obstruct dim pedestrian going round it (6) no letters
Your help is greatly appreciated