– best selling organic material
– 50% lighter than mineral glass
– resistance to breakage
– good tintability, up to 95%
– refractive index 1,498
– Abbe number 59
– specific gravity 1.31 g/cm³

Monomer 1.50 manufacturer is PPG Industries

– best selling thinner material
– flexible and suitable for rimless spectacles
– good tintability, up to 95%
– 20% thinner than Organic 150
– 20% lighter than Organic 150
– suitable for medium diopters
– refractive index 1.61
– Abbe number 41
– specific gravity 1.30 g / cm³
– UV cut 400nm

– thinner material
– suitable for medium and high diopters
– flexible and suitable for rimless frames
– good tintability, up to 95%
– 35% thinner than Organic 150
– 30% lighter than Organic 150
– Refractive index 1.67
– Abbe number 31
– Specific gravity 1.35 g / cm³
– UV cut 400nm

– currently the thinnest organic material
– suitable for maximum diopters
– good tintability, up to 75%
– 43% thinner than Organic 150
– 32% lighter than Organic 150
– flexible and suitable for rimless frames
– refractive index 1.74
– Abbe number 32
– specific gravity 1.47 g / cm³
– UV cut 390nm

The manufacturer of monomers 1.61, 1.67 and 1.74 is Mitsui Chemicals, Inc., Japan