Our merchandise are commonly recognized and reliable by customers and can meet constantly developing economic and social desires for
Optical Diopter
, First Bifocals
, Variable Focus Lens
, We warmly welcome customers, business associations and friends from all over the world to contact us and seek cooperation for mutual benefits.
Bottom price Double Concave Lenses -
Q-Active – Universe Optical Detail:
Parameters
Reflective Index |
1.56 |
Colors |
Grey, Brown, Green, Pink, Blue, Purple |
Coatings |
UC, HC, HMC+EMI, SUPERHYDROPHOBIC, BLUECUT |
Available |
Finished & Semi-finished: SV, Bifocal, Progressive |
Advantages of Q-Active
Outstanding Color Performance
• Fast color of changing, from transparent to dark and vice versa.
• Perfectly transparent indoors and at night, adapting spontaneously to varying light conditions.
• Very dark color after change, the deepest color can be up to 75~85%.
• Excellent color consistency before and after change.
UV Protection
• Perfect blockage of harmful solar rays and 100% UVA & UVB.
Durability of Color Change
• Photochromic molecules are evenly distributed in lens material and keep active year by year, which ensure durable and consistent color change.

Product detail pictures:
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Our well-equipped facilities and excellent excellent management throughout all stages of creation enables us to guarantee total buyer satisfaction for
Bottom price Double Concave Lenses -
Q-Active – Universe Optical , The product will supply to all over the world, such as: France
, Algeria
, Bahrain
, All the imported machines effectively control and guarantee the machining precision for the items. Besides, we have a group of high-quality management personnels and professionals, who make the high-quality items and have the ability to develop new merchandise to expand our market home and abroad. We sincerely expect customers come for a blooming business for both of us.