法国采购需求：玻璃镜片、矿物玻璃镜片、半成品矿物镜片、中折射率镜片、树脂折射率镜片、蓝光镜片

I'm looking to procure a specific shade of blue HMC with a required specification of -8.00 up to -20.00. Please provide details on availability, pricing, and lead times for this product. Additionally, I'd appreciate any information on bulk ordering options or discounts for larger quantities. Let me know if you have any recommendations or similar alternatives that meet these criteria. Looking forward to your prompt response!