The close helmet or close helm is a type of combat helmet that was worn by knights and other men-at-arms in the Late Medieval and Renaissance eras. It was also used by some heavily armoured, pistol-ar
French close helmet of the later split-visor type, c. 1555–1560
German close helmet of the Maximillian type, with bellows visor, c. 1520
Close helmet with grotesque visor (modern reproduction of a German helmet of c. 1520 style)
A close helmet with a split visor (also with an extra pivoting peak), c. 1560 (notice that its bevor – secured by a strap – is attached to the same pivot as the visors)
The London Lobsters, officially styled as Sir Arthur Haselrig's Regiment of Horse, were a cavalry unit raised in 1642 and led by Sir Arthur Haselrig, a Parliamentarian who fought in the First English
Armour of a 17th-century cuirassier, such as was worn by the Lobsters. The all-enclosing close helm (in this case in the "Savoyard" style) could have been replaced by a more open form, such as the lobster tailed pot.