Criteria and Technical Verifications

In selecting the criteria for CSE certification, the impacts of the product at each stage of its life cycle were taken into account.

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Evaluation Criteria

Resource extraction

Production

Distribution

Use

Disposal

CRITERION	ASPECT	DESCRIPTION	CATEGORIES CONCERNED
1. Resource extraction	1.1 Origin of raw materials	Sustainable origin of raw materials and material feedstock	raw materials
	1.2 Raw materials	Use of sustainable raw materials and to which a circular economy logic is applied	auctions front lenses small parts plastic eyewear
2. Production	2.1 Scrap production	Minimisation and sustainable management of processing residues, production process waste	auctions front lenses feedstock small metal parts plastic small parts eyewear
	2.2Resource consumption (energy, water) in the production process	Maximising efficiency in the use of natural resources	auctions front lenses feedstock small metal parts plastic small parts eyewear
	2.3 Handling of defective products	Valorisation of defective products for material recovery	auctions front lenses eyewear
	2.4 Surface Treatments	Efficiency in surface treatment processes	auctions front small metal parts plastic small parts eyewear
	2.5 Transport	Minimisation of material transport impacts along the supply chain	small metal parts plastic small parts eyewear
	2.6 Responsibilities of the supply chain	Responsible supply chain	auctions front feedstock small metal parts plastic small parts eyewear
3. Distribution	3.1 Packaging	Using sustainable packaging	auctions front lenses feedstock small metal parts plastic small parts eyewear
	3.2 Demo lens	Responsible use of Demo lenses	lenses eyewear
	3.3 Cases	Use of sustainable cartons	eyewear
4. Use	4.1 Substances with restrictions of use	Responsible use of potentially hazardous substances	auctions front lenses small metal parts plastic small parts eyewear
	4.2 Reparability	Possibility of the product being repaired, corrected or accommodated	eyewear
5. Disposal	5.1 End of life	Minimisation and sustainable waste management	auctions front lenses feedstock
	5.2 End of life of complete spectacles	Management of eyewear disposal with a view to the circular economy, through reuse and recovery	eyewear