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HC Semi Finished Cr39 Single Vision Lenses Blanks Scratch Resistance
Home » Products » Semi Finished Lens » SF 1.499 Single Vision Lens » HC Semi Finished Cr39 Single Vision Lenses Blanks Scratch Resistance
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HC Semi Finished Cr39 Single Vision Lenses Blanks Scratch Resistance

  • Semi Finished Single Vision
  • Aogang
  • 9001509900
  • 1.499
  • 70mm
  • CR39
  • 58
  • 1.32
  • > 97%
  • UC, HC, HMC
  • Base: 50~1000
Quantity:

Technical Data

CR39 1.499 Semi Finished Lens
Material: 1.499 Index Resin(Ne=1.50, Abbe value=58, Specific gravity=1.32 )

Diameter

(mm)

Nominal
Curve

Front

Radius

T.CBack
Radius
BACK
T.C
CT/ETFrong sag
Ring (50mm)
RX Range
Recommended
ɸ70100B1921.450.2887.436.068.3/15.50.16-7.25Dto-10.00D
ɸ70200B265.362.00102.685.168.3/12.01.18-5.25Dto-7.00D
ɸ70400B130.234.07102.685.169.7/11.02.42+2.00Dto-5.00
ɸ70500B105.565.02139.543.808.0/6.53.00+3.00Dto-3.00
ɸ70600B87.376.07139.543.8010.2/7.83.650.00Dto+4.00D
ɸ70700B76.026.97139.543.8010.0/6.04.23+2.00Dto+5.00D
ɸ70800B64.798.1890.925.839.5/6.85.02+4.25Dto+6.00D
ɸ70900B57.129.2887.256.0710.7/6.05.76+6.25Dto+8.00D
ɸ701000B51.7410.2487.256.0713.5/7.26.44+8.25Dto+10.00D
ɸ701200B43.3812.2287.256.0715.0/5.07.93+10.00Dto+12.00D


Product Features

  • Semi Finished Lens:

 

What's semi-finished lens for?

 

The semi-finished lens is based on the patient's prescription to create the most personalized RX lens of the original blank. Different prescription power in the requirement of different semi-finished lens type or base curve.

HC Semi Finished Cr39 Single Vision Lenses Blanks Scratch Resistance

 

What's the importance of a good semi-finished lens to RX production?

 

a. High qualified rate in power accuracy and stability
b. High qualified rate in cosmetics quality
c. High optical features
d. Good tinting effects and hard-coating/AR coating results
e. Realize the maximum production capacity
f. Punctual delivery

 

Not just superficial quality, semi-finished lenses are more focus on the internal quality, such as precise and stable parameters, especially for the popular freeform lens.

 

  • CR39 Features:

 

1). The highest impact resistance among other index lenses

 

2). The most easily tinted than other index lenses, such as 1.56, 1.61, 1.67, 1.74 and 1.59 pc.

 

3). The highest transmittance as compared with middle index lenses and high index lenses.

 

4). The highest ABBE value(57) providing the most comfortable visual experience than other index lenses.

 

5). The most reliable and consistent lens product physically and optically.

Coating Choice

HC Semi Finished Cr39 Single Vision Lenses Blanks Scratch Resistance Hard Coating is also named anti-scratch coating, can protect uncoated lenses from impact and scratch resistance.


Contact Us

contact us

QUICK LINKS

CONTACT

Add: East Of Nongganxiao, Situ Town, Danyang City, Jiangsu Province, China

Tel:+86-511-86550315
Phone No: +86 18796035231
Fax: +86-511-86555316
Email: admin@ag-optical.com.cn
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