Slit Lamp SL 120
Meeting your needs with flexibility. ZEISS SL 120

SL 120 Slit Lamp

  • Highlights

    All-around support all day long

    Operational convenience as well as outstanding optical and mechanical performance make the SL 120 slit lamp a powerful all-rounder with great application flexibility. This highly durable and reliable instrument provides detailed, contrast-rich images for accurate and efficient eye examination – all day, every day. It can be easily upgraded to support additional applications.

    Outstanding performance and excellent operation and flexibility

    The SL 120 slit lamp offers superb optical transmission with high-resolution, high-contrast images for all types of eye examinations from overview to detail. As well as offering outstanding optical performance, the SL 120 is also highly durable, making it the perfect choice for reliable daily use over many years. Single-handed operation and ergonomic design support a comfortable body posture. This is an outstanding package designed to cater to real-life user needs.

    Convenient imaging

    The SL 120 features the SL Imaging Module, enabling image and video recording of all examinations – whether for documentation, patient consultation or presentations. The SL cam 5.0, a fully integrated, highly compact 5-megapixel camera, and the SL imaging software, combine forces to deliver high-resolution images and videos. User-specific capture settings and image review functionalities promote a smooth workflow. The SL Imaging Module is also available as an easy upgrade kit for existing SL 120 slit lamps.

    ”Just what I want to see.“

    Corneal structures in direct focal illumination

    Corneal structures in direct focal illumination 1

    Corneal structures in direct focal illumination
    Keratitis dendritica in Herpes simplex

    Keratitis dendritica in Herpes simplex 2

    Keratitis dendritica in Herpes simplex
    Capsular bag structures in direct focal illumination

    Capsular bag structures in direct focal illumination 3

    Capsular bag structures in direct focal illumination
  • Technical Data
     SL 120 Slit Lamp
    Magnification 5x, 8x, 12x, 20x, 32x  with 10x eyepieces
    6x, 10x, 16x, 25x, 40x with 12.5x eyepieces
    Field of view diameter 40 - 6 mm with 10x eyepieces
    31 - 5 mm with 12.5x eyepieces
    Eyepiece magnification Optionally 10x or 12.5x super high-eyepoint  eyepieces,
    compensation of ametropia ±8 D
    Width of slit image Continuous from 0 to 14 mm
    Length of slit image In steps 0.3 / 3.5 / 8 / 14 mm;
    continuous 1 - 6 mm
    Decentration of slit image ±4° horizontally, click stops at -10°, 0°, +10°
    Swivel range of slit projector 180°, scale for angular difference; click stops at -10° / 0° / +10°
    Angle of incidence 
    0° or 0°- 20° tiltable with optional tiltable prism head
    blue, green (red-free), swing-in, heat-reflecting filter,
    permanently integrated, diffusing screen, swing-in
    Projection illumination 6 V / 20 W halogen lamp
    Rated voltage
    100 - 240 V ±10 %, self-sensing, 50/60 Hz
  • Options & Accessories
    SL120 mit AT030

    A wide range of accessories available for your ZEISS Slit Lamp

    From measurement and documentation to therapy, a broad spectrum of optional accessories is available for your slit lamp. If you are looking for more patient comfort, improved ergonomics or imaging solutions, learn more about suitable options for your ophthalmic workstation now.

    Overview of all ZEISS Slit Lamp accessories

      Optional accessories for SL 120
    Imaging Solution SL cam 5.0 - SL120/130
    Applanation tonometer AT 020 with measuring prism
    Tube Parallel tube
    Convergent tube
    Eyepiece 10x or 12.5x eyepieces;
    10x eyepiece for length and angle  measurement
    Ergonomics ACCENTO® ergo tube
    Fixation light
    Hygiene accessories Breath shield
    Paper for Chin Cup
    Laser attachment VISULINK® 532/U with laser application for VISULAS® 532s
    Instrument tables Instrument table IT 760 (120 V, 50/60 Hz or 230 V, 50/60 Hz)
    Instrument table IT 1060 (120 V, 50/60 Hz or 230 V, 50/60 Hz)
    Others Coobservation accessory
    Barrier filter (yellow)
    Focus rod

    For the full range of slit lamp accessories, please contact your local Carl Zeiss sales representative.

  • Applying the Expertise

    ZEISS slit lamps “My image precisely.”

    Eye care professionals often have very different requirements in terms of the examinations they perform. Delivering proven quality for reliable performance every day, slit lamps from ZEISS combine premium optics with superb mechanical performance and versatility. Excellent ergonomics, simple handling, convenient documentation and easy upgradeability have made them mainstays in practices around the world.


  • Services
    ZEISS Customer Care

    ZEISS Customer Care

    Service agreements for ZEISS Essential Line

    Every facet of Customer Care at ZEISS is designed to protect your investment in your equipment. Whether it is a high-end surgical microscope, an ophthalmic laser, or diagnostic equipment, we provide timely, responsive services through a national network of highly skilled technicians. Our dedication to providing the highest quality of customer care is reflected by the fact that our customers consistently rank us superior in terms of their satisfaction with our performance.

    More about customer care
  • Downloads

    Essential Line from ZEISS

    Simplicity in basic diagnostics

    Page(s): 8
    File size: 6.7 MB



    ZEISS Slit Lamps

    Premium optics for every day performance

    Page(s): 10
    File size: 4,700 kB


  • 1 Courtesy of Prof. Dr. med. Jürgen Strobel, Eye Clinic of the Friedrich Schiller University Jena, Jena, Germany
  • 2 Courtesy of Sheraz Daya, MD FACP FACS FRCS (Ed), Centre for Sight, Corneoplastic Unit & Eye Bank, Queen Victoria Hospital, East Grinstead, UK
  • 3 Courtesy of Prof. Dr. med. Jürgen Strobel, Eye Clinic of the Friedrich Schiller University Jena, Jena, Germany