Re-sterilizable Front Lens for Wide-Angle Observation System
PT Front Lens Series PT-S70
Manufacturer: Picture Technology, Inc.
Product Name: PT Front Lens Series
Type: Small-Diameter, High-Magnification Model
Model Number: PT-S70
Material: Quartz
Sterilization: Re-sterilizable, Compatible with A/C 134°C
A highly versatile small-diameter lens that balances stereoscopic vision and magnification.
A small-diameter lens made of high-transparency quartz glass with minimal chromatic aberration.
Features: Small diameter, optical design with high Abbe number lens (Quartz)
Benefits: Minimizes interference with instruments, high resolution, easy stereoscopic vision, reduced color fringing
Applicable Cases: Pediatric cases / Long axial eyeballs / Various macular diseases
Specifications
| Item | Details |
| Focal Length | 70D |
| Field of View | Maximum 70° |
| Material | Quartz |
| Lens Diameter | 16.7mm, Designed for Pediatric Use |
| Sterilization | Autoclavable (high-temperature, high-pressure sterilization) |
| Applicable Cases | Pediatric ophthalmology, Long axial eyeballs, Various macular diseases |
| Chromatic Aberration Control | Uses high-Abbe-number glass to minimize color fringing |
| Design Features | Optically designed to optimize fundus curvature (R) |
| Country of Manufacture | Japan |
Case Study Video
This video has been published with the patient’s written consent.
【Video Provided by】
Akita University Hospital
Associate Professor Jiro Kogo
【Case】
Proliferative Diabetic Retinopathy
【Specifications】
- Wide-Angle Front Lens: PT-143 (Picture Technology)
- Magnification Front Lens: PT-70 (Picture Technology)
- Camera Lens: Pentos 55mm (Picture Technology)
- Camera: MCC-1000MD (Sony)
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