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Product Name | 1.56 UV420 Blue Cut HMC Lens | ||||||
Index | 1.560 | ||||||
Power Range | Sph:-20.00~+11.00 Cyl:0:00~-6.00 | ||||||
Diameter | 65/70mm | ||||||
Specific Gravity | 1.28 | ||||||
Abbe Value | 40 | ||||||
UV Protection | 420 Protection | ||||||




Specification | MR-8 | MR-7 | MR-174 | Polycarbonate(PC) | NK-55 | CR-39 |
Refractive Index | 1.61 | 1.67 | 1.74 | 1.59 | 1.56 | 1.499/1.50 |
Abbe Number (ve) | 41 | 32 | 33 | 32 | 37.5 | 58 |
Specific Gravity | 1.30 | 1.35 | 1.47 | 1.20 | 1.28 | 1.32 |
Diameter | 65/70/75 | 65/70/75 | 65/70/75 | 65/70/75 | 55/60/65/72 | 55/60/65/70 |
Impact Resistance | Good | Good | OK | Good | OK | OK |
Static Load Resistance | Good | Good | OK | Good | Poor | Good |














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