Keeler Symphony 40H
Painstakingly Crafted Slit Lamps.

Introducing Symphony from Keeler - quality design and leading technology Slit Lamps with a contemporary design.
We set ourselves the task of designing a slit lamp to exceed performance expectations. Our painstaking attention to detail has helped us to achieve just this.
The result is Keeler Symphony, combining intricate performance with practical elegance.

Slit Lamp Specification     Type Galilean converging binoculars @ 8°
Magnification Rotating drum change x6, x10, x16, x25 & x40
Eyepiece x12.5
Field of view 34, 22, 14, 8.5 and 5.5 mm
Interpupillary distance 49.0 to 77mm
Objective lens focal distance 107mm
Objective lens convergence angle 13°
slit projection system & base  
Slit Width 0-12mm continuously variable
Slit Length 12mm (1mm – 12mm continuously variable)
Aperture diameters 0.2, 1mm square, 2, 3, 5, 9 and 12mm
Filters Clear ; red free; neutral density; diffuser; blue; IR heat
absorbing filter permanently installed  
Slit angle +/- 90° continuous
Slit rotation +/- 180° with reference scale
Slit vertical Tilt 0°, 5°, 10°, 15° & 20°
Horizontal fine adjustment 12mm
Table top dimensions 405 x 500mm
Fixation lamp  
Light source LED / 6V 20W Halogen lamp
Slit Lamp with chinrest 20.0Kg, 75 x 54 x 45cm W x D x H
Table top with PSU & Acc drawer 5.2Kg, 51 x 42 x 15cm W x D x H
Slit Lamp Specification     Type Galilean converging binoculars @ 8°

Keeler Symphony 40H