Portable Slit Lamp
A portable slit lamp not only works for the human eye exam but is also an ideal ophthalmic diagnostic device for the veterinary doctor to check the eyes of animals. In Hongdee, there are three portable slit lamp models below:
- PSL-100: weighs 750g; 10x, 16x magnification; Filter: Heat absorption, Green, Redfree, Cobalt blue.
- PSL-150: weighs 290g; 6.5x magnification; Filter: Cobalt blue; Fit any size smartphone.
- S150: weighs 240g; 6x magnification; Filter: Cobalt blue. Fit any size smartphone.
Therefore, three types of portable slit lamps have different specifications and prices, choosing one suitable model for you according to your needs and budget. Send your inquiry now.
You can trust Hongdee will give high quality, good service, and competitive prices of portable slit lamps.
Portable Slit Lamp
Hongdee manufactures three types of portable slit lamp for all eye care practitioners, ophthalmologists, and veterinary.

- Magnification: 10x; 16x
- Filter: heat absorption, green, red-free, cobalt blue.
- Illumination: white LED.
- Slit width: 0mm-10mm continuously adjustable.
- Magnification: 6.5x
- Illumination: continuous brightness
- Filter: cobalt blue
- LED illumination: LED bulb 3W
- Slit width: 0.2mm; 0.7mm; 12mm
- Slit length: 12mm

- Magnification: 6x
- Illumination: 3 levels of brightness
- Filter: cobalt blue
- LED illumination: LED bulb 3V/1W
- Slit width: 0-12mm continuously adjustable
PSL-100 Portable Slit Lamp
Weight | |
Net Weight | 0.75kg |
Gross Weight | 1.8kg |
Specifications | |
Total magnification | 10×eyepeice×2; 16×eyepeice×2 |
Diopter compensation | ±5D |
Diameter of light | ¢0.1,¢1,¢3,¢10mm |
Pupil distance | 45-70mm |
Working distance | 78mm |
Slit width | 0mm-10mm continuously adjustable |
Slit height | ¢0.2, ¢0.3, ¢5,¢10mm |
Filter | Heat absorption, Green, Redfree, Cobalt blue |
Illumination rotator angle | Horizontal ±30° |
Illumination | White LED |
Power supply | 7.4V680MAH (Lithium battery) |
Working time | 2h with fully recharged |
Input Voltage | AC 110V/60Hz,220V/50Hz |
Power | 8VA |
PSL-150 Portable Slit Lamp
Magnification | 6.5X |
Illumination | Continuous brightness adjustment |
Slit Width | 0.2mm; 0.7mm; 12mm; |
Slit length | 12mm |
Lumen | More than 10000lx |
Filter | Cobalt blue |
Battery | Li-ion battery 3350mAh |
LED illumination | LED bulb 3W |
Working time | 4-6 hours |
Charging time | 3.5 hours |
Net weight | 290g(10.2Oz) including battery |
S150 Portable Slit Lamp
Magnification | 6X |
Illumination | 3 levels brightness |
Slit Width | 0-12mm continuously adjustable |
Filter | Cobalt blue |
Battery | Li-ion battery 3.7V/3400mAh |
LED illumination | LED bulb 3V/1W |
Working time | more than 6 hours |
Charging time | 3.5 hours |
Net weight | 240g(9.4Oz) including battery |
PSL-100 Portable Slit Lamp
Portable slit lamp features:
- High illumination with white LED
The white LED light source offers a longer life span and bright, consistent illumination, more importantly, it eliminates the need to replace the bulbs.
- Longer battery life
Each unit comes with two batteries, and once fully charged, each battery can work for approximately 2 hours, also it comes with its own battery charger, allowing you to charge the batteries as your will.
- 4 different filters
The PSL-100 has 4 different types of filters to help ophthalmologist to do different diagnoses based on the patient’s specific situation.
PSL-150 Portable Slit Lamp
- Compact and lightweight only 290g(10.2Oz), easy to carry around for mobile exams.
- 3400mAh rechargeable lithium battery to provide a working time of up to 6 hours.
- Magnetic plates are designed to fit different size smartphones to take images and videos of the eyes for better diagnosis.
- Adoption of LED bulb 3W to increase the illumination efficiency and guarantee a long lifetime.
- Three slit width with continuous brightness adjustment.
- We have professional software, which can be downloaded to get accurate testing pictures, videos, and reports.
S150 Portable Slit Lamp
- Compact and lightweight only 240g(9.4Oz), can slip it into your pocket, easy to carry around to mobile exam;
- 3400mAh rechargeable lithium battery to provide a working time of up to 6 hours;
- Magnetic plate design to fit different size smartphones to take images and videos of the eyes for better diagnosis;
- Adoption of LED bulb 3V 1W to increase the illumination efficiency and guarantee a long lifetime.
- Adjustable slit width ranging

Portable Slit Lamp Customer Testimonial


Portable Slit Lamp Application

Portable slit lamp is a mobile and lightweight ophthalmic diagnostic equipment for ophthalmologists and other eye care practitioners.
For example, a portable slit lamp is an excellent device for ophthalmologists when they examine patients’ eye disease in the ward.

A portable slit lamp also is an ideal ophthalmic diagnostic equipment for veterinarians in pet hospitals or zoos. Portable slit lamp in Hongdee can examine cats, dogs, rabbits, tigers, monkeys, and so on.
Meanwhile, PSL-150 and S150 portable slit lamps can fit any size smartphone to take pictures and videos, and store patients’ files.