Bi-convex lens with two compact 9 watt compact fluorescent tubes. Increases field of vision and allows for 3 dimensional viewing.Concealed spring balancing system and swivel neck provide ease of positioning.Diffuser casing protects each fluorescent tube.Arms made of 1/2" square tubing which house heat tempered steel springs provide 32" extension.
Hydraulically adjustable by means of a convenient foot pedal Ð raises, lowers or locks the chair anywhere within its 360¼ range of rotation without the use of oneÕs hands.Rotation of the seat does not affect the stool height.Cast aluminum base fitted with 2" twin disc nylon casters with locking brakes. Height adjustment: 22.5" to 29.5". Diameter: 23". Stool is also available without backrest (BRT-15511).
Hydraulically adjustable by means of a convenient foot pedal – raises, lowers or locks the chair anywhere within its 360º range of rotation without the use of one’s hands.Rotation of the seat does not affect the stool height.Cast aluminum base fitted with 2" twin disc nylon casters with locking brakes .Height adjustment: 22.5" to 29.5".Diameter: 23".Stool is also available without backrest (BRT-15511).
Hydraulically adjustable by means of a convenient foot pedal – raises, lowers or locks the chair anywhere within its 360º range of rotation without the use of one’s hands.Rotation of the seat does not affect the stool height.Cast aluminum base fitted with 2" twin disc nylon casters with locking brakes Height adjustment: 22.5" to 29.5".Diameter: 23".The stool is also available without backrest (BRT-15511).
Hydraulically adjustable by means of a convenient foot pedal – raises, lowers or locks the chair anywhere within its 360º range of rotation without the use of one’s hands.Rotation of the seat does not affect the stool height.Cast aluminum base fitted with 2" twin disc nylon casters with locking brakes.Height adjustment: 22.5" to 29.5".Diameter: 23".The stool is also available without backrest (BRT-15511).