Fast Delivery Low Quantity Request China 1.49 1.56 1.59 1.60 1.67 1.74 Good Quality Optical Lens

Product Description

Products Description
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Super Flat & Thin

  • Thinner thickness, with knife-cut edge
  • Flatter curve & Lighter weight
  • Various sizes: 55/60/70mm plus power

UV385 & UV400 Protection

Blocking UVA and UVB effectively, providing comprehensive protection from harmful solar rays.

Spheric & Aspheric

Designed to cut down aberration of objects and prevent eyes from optical deformation.

Key Features

  • Lower specific gravity, lighter than CR39 1.499 lens
  • Higher ultra-violet rays protection for eye safety
  • Superior clarity with 90% high transmittance
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Product Parameters
Parameters Overview
Item Middle Index 1.56 Lens
Reflective Index 1.56
Abbe Value 38
Transmittance 90%
Specific Gravity 1.28
UV Protection 385 & 400
Diameter 50/55/60/65/70/75mm
Coating Tintable hard coated, Non-tintable hard coated; HMC, HMC+EMI, SUPER HYDROPHOBIC
Coating Color Green, Blue, Yellow-green, Gold, Magenta, etc.
Power Range SPH: -6.00 ~ +6.00 | CYL: 0.00 ~ -6.00
Company Profile
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Universe Optical

Universe Optical is one of the largest manufacturers of optical products in Mainland China. About 95% of our products are exported to Europe, America, Asia, Africa, and Australia. We have over 1800 staff and workers including 150 engineering and technical personnel.

We feature advanced production and inspection machinery and apparatus. Certified by ISO9002 in 1999 and ISO9001 in 2001, our company always strives to provide reliable quality products by means of professional management.

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Exhibitions
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Frequently Asked Questions (FAQ)

1. What are the key advantages of 1.56 Middle Index Lenses compared to standard CR39 lenses?

1.56 Middle Index lenses feature a lower specific gravity (1.28), making them significantly lighter and thinner than standard CR39 1.499 lenses. They also deliver high visual clarity with 90% light transmittance and comprehensive UV protection.

2. What optical coating options are available for these lenses?

We offer various coating treatments, including Tintable Hard Coated, Non-tintable Hard Coated, HMC (Hard Multi-Coated), HMC+EMI (Electromagnetic Interference protection), and Super Hydrophobic coatings. Coating colors include Green, Blue, Yellow-green, Gold, Magenta, and more.

3. How effective is the UV protection provided by 1.56 lenses?

Our 1.56 lenses feature standard UV385 and UV400 protection, effectively blocking harmful UVA and UVB radiation to safeguard your eyes against long-term solar damage.

4. What prescription power range and diameter sizes are offered?

The standard power range covers SPH from -6.00 to +6.00 and CYL from 0.00 to -6.00. Available lens diameters range from 50mm up to 75mm (50/55/60/65/70/75mm).

5. What is the difference between Spheric and Aspheric lens designs?

Aspheric lenses feature a flatter curve and thinner design compared to traditional spheric lenses. They minimize visual magnification or minimization, reducing distortion and improving aesthetic appearance.

6. What international quality certifications does Universe Optical hold?

Universe Optical was certified by ISO9002 in 1999 and ISO9001 in 2001. We maintain strict quality control standards across production and inspection processes to supply high-performance optical products globally.

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