Technical Specification

Technical Specification

Optical System

Type Galilean converging binoculars @ 8° or Galilean 0° parallel
Magnification Rotating drum change x6, x10, x16, x25 & x40 with 3 step or 5 step options
Eyepiece x12.5  Adjustment +/-8D 
Field of view 34 mm, 22 mm, 14 mm, 8.5mm, 5.5 mm
Interpupillary distance 49.0mm to 77.0mm (converging), or 38.0mm to 85mm (parallel)
Objective lens focal distance 107mm
Objective lens convergence angle 13°

Slit Projection System & Base

Slit width 0-12mm continuously variable (K & Q series) 0-14mm continuously variable (Z series)
Slit length 12mm (1.0mm – 12mm continuously variable)
Aperture diameters 0.2mm, 1mm Square, 2mm, 3mm, 5mm, 9mm and 12mm (14mm replaces the 12mm for the Z series)
Filters Clear; red free; neutral density; diffuser; blue; IR heat
absorbing filter permanently installed in K and Q series only
Slit rotation K and Q series +/- 180° continuous with reference scale
Slit rotation 360° continuous with reference scale
Slit vertical tilt (K & Q series) 0°, 5°, 10°, 15° & 20°
Base travel 25mm Z-axis, 107mm X-axis, 110mm Y axis.
Horizontal fine adjustment 12mm
Table top dimensions 405 x 500mm
Fixation lamp LED
Light source LED. 6V 20W or 12V 30W Halogen lamp option for K and Q series

Weight, Packed (approx.)

Slit Lamp, complete with table top 26.0Kg (max), 90 x 58 x 45cm W x D x H (external)

Protection Against Ingress


Class II ME Equipment

Insulation between mains parts and the functional earth provide at least two means of protection.

Power Supply

Power supply unit Switch mode, (110V – 240V input) +/- 10% multi plug
compliant to EN60601-1 EN 61000-6-2, EN 61000-6-3
Power supply output 12V DC: 2.5 amps must be IEC/EN 60601 compliant
Complies with Electrical Safety (Medical) BS EN 60601-1
Electromagnetic compatibility EN 60601-1-2
Ophthalmic instruments - Fundamental requirements
and test methods ISO 15004-1:2006
Ophthalmic instruments - Optical radiation hazard ISO


  Temperature Humidity Pressure
Use +10°C to +35°C 30% to 90% 800 hpa to 1060 hpa
Storage -10°C to +55°C 10% to 95% 700 hpa to 1060 hpa
Transport -40°C to +70°C 10% to 95% 500 hpa to 1060 hpa