- 【High-quality Materials】The trial lens is made of high-quality metal and optical glass which is very strong and durable. The high light transmission optical glass brings patients clear vision. The case has clear text markings for you to easily identify spherical lenses, cylindrical lenses to meet different needs.
- 【Suitable Slits】The case is equipped with properly spaced recesses for fixing the lenses, which makes it easy to put in and take out the lenses. The standard recesses can effective protect lens. Each lens is equipped with a handle with a degree, which makes it easy to reach and identify.
- 【Large Aperture Design】The larger aperture of 36.5mm/1.43 inches provides a wider field of vision for the wearer to wear more comfortably.
- 【Application】This product applies to the hospital ophthalmology and optician shop to check the refractive error of patients.
- 【Easy to Clean and Carry】Smooth glass lens and metal frame make the product easy to clean. You only need to use a soft cloth to gently wipe the surface. The impact and corrosion-resistant aluminum case protect the lenses from impact and dust. And the case with handle is easy to carry.
Description: This is a professional trial frame lens set that includes spherical lenses, cylindrical lenses. Made of high-quality metal and optical glasses, the trial frame lens set is very strong and durable. Its 0.25D accuracy helps you to accurately test the refractive error of your patients. Specification Model: MT68-A1 Material: Optical Glass, Aluminum, Copper, Fabric Box Color: Silver Power Ranges/Concave Spherical Lens: 0.25 ~ 4.00 Power Ranges/Convex Spherical Lens: 0.25 ~ 4.00 Power Ranges/Concave Cylinder Lens: 0.25 ~ 5.00 Accuracy: 0.25D Gross Weight: 2kg/4.4lbs Net Weight: 1.66kg/3.65lbs Package Size: 35*35*5cm/13.77*13.77*1.96in Inner Lens Diameter: 36.5mm/1.43in Outer Lens Diameter: 38mm/1.49in Package Included 28*Concave Sphere Lenses 28*Convex Sphere Lenses 12*Cylinder Lenses 1*Carrying Case Notes: 1. To assure the accuracy of the exam, the following people are not suitable for the exam. The patient is in bad mental or physical condition, overworked, dizzy, and has bloodshot eyes or other ophthalmic diseases. 2. Please prevent it from being scratched when it is used. 3. Keep it clean and dry by wiping it with a soft cloth after each use. 4. Please allow the slight color difference caused by the shooting light and 1-3cm error due to manual measurement. Please make sure you do not mind before you order.