5. pants

Screens for

sidelights

The sidelights of vessels of 20

metres or more in length shall be fitted with inboard screens

painted matt black, and meeting the requirements of Section 9 of

this Annex. On vessels of less than 20 metres in length the

sidelights, if necessary to meet requirements of Section 9 of

this Annex, shall be fitted with inboard matt blck screens. With

a combined lantern, using a single vertical filament and a very

narrow division between the green and red sections, external

screens need not be fitted.