progressive bifocal lenses

HOT SALE 1.1.1stock lens 1.50 HMC Single Vision optical resin lenses high quailty (ISO9001&FDA&CE) CR-39 1.499 optical lensUS $ 1.24/pair 1.2.1stock 1...

... UV420 BLUECUT 1.499 Index Single Vision 1.56 Index Single Vision 1.61 Index Single Vision 1....

Product Description: Our Round Top Bifocal Lens Semi-finished lens product is designed with high impact resistance, ensuring your eyes are protected f...

... prism,Reflection lens ,camera ect,and provied optical design and assembly service to client,45mm M12 2.0MP Pinhole Camera Lens the main mar...

Product Description: Optical Lensometer Meter The Optical Lensometer Meter is a precision device that accurately measures the parameters of ophthalmic...

Fashion Tortoise Acetate With Titanium Frame Reading Glasses Men Blue Light Blocking Reading Glasses: Anti blue light & UV400 lenses, alleviates visua...

...PPL ) and contact ( CL ). The display unit utillizes a full-graphic LCD, displaying measured values of right-eys and left-eye at one ...

...by taking in light through organic ...but when those get clouded over or obscured, your vision will suffer. This condition is known as...

... machines and has made breakthrough in technology. It has successfully developed a variety of multi-functional placement machines that can...

...) 3. Lamp panel: without infrared light 4. Voltage: DC12V 5. System: P-system/N-system 6. Image: Ortho/Mirror 7. Wire: 4P aircraft carrier wi...

...PM stepping motor with small size, large torque and high . This small motor is mainly used in cameras, , optical instruments and othe...

... and has gained reputation from worldwide customers in the area of infrared optics, visible optics, low light lever optics and optical syst...