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Our search for quality.


From craft business to international reference point for the production and marketing of finished and semi-finished lenses. From 1980 to the present, LTL has had a constant growth characterised by a corporate policy geared to the highest quality research, by constant IT investments, training, equipment and machinery, by a strong environmental sensitivity guaranteed by periodic monitoring of wastewater and emissions. So much operational excellence translates into over 22 million units sold worldwide per year; with an annual production capacity of mineral lenses that exceeds 2.5 million pieces.

LTL in the world

LTL world map europe americas oceania oceania africa

Numbers that catch the eye

In an area of 15,500 square meters, more than 100 employees work in LTL’s production and administrative facilities, giving life to an automated process cycle, in which the quality standards of each processing stage are ensured by the use of advanced machinery and the most advanced technologies in the industry. Storage of materials occurs in warehouses of 5,500 square meters, where more than 6 million items are handled and monitored by fully computerised systems, ensuring a significant reduction in delivery time and customer satisfaction.

Our certifications

certified IQNet CSQ HS B&S OHSAS 18001 CSQ ECO ISO 14001 CSQ ISO 9001

download pdfModel 231/01- Code of Ethics

download pdfQuality Procedure