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  General Conditions
  CR-39 Hard Resin Lens
  1.56 Middle Index Hard
  Resin Lens
  1.56 Photochromic Hard
  Resin Lens
  1.59 Polycarbonate Lens
  1.61 Hi - Index Hard
  Resin Lens
  Mineral White 1.523
  Optical Lens
  Mineral 1.7/1.8/1.9
  Hi-index Lens
  Mineral Photochromic Lens
  Sunlens & polarized lens


 
  General Conditions
 
(1)   Both mineral (glass) and hard resin lenses conform to the following standards —— ISO8980-1-2004, ISO14889-2003 and GB10810-1996; hard resin lenses also conform to QB2506-2001 standard. Quality control system of the Seller passed ISO9002 (2000) standard. The Seller offers 1-year limited warranty.
(2)   Goods have been registered with FDA in USA (FDA Establishment Registration No. 3003691828; FDA Owner/Operator No. 9050929; FDA Device Listing Document No. E101962).
(3)   Goods are approved by TüV according to CE standard (Medical Devices Directive 93/42/EEC Annex VII, TüV Report No.15016632 002).
(4) All prices of finished and semi-finished lenses offered in this Purchase Guide are in US Dollar per pair (2 pieces). Discount is applicable for big quantity order.
(5)   Prices of finished lenses in this Purchase Guide are based on certain power groups, details are as follows.
Group G2 means Sph. power from 0.00 to ±2.00; -G2 means Sph. power from 0.00 to -2.00
Group G4 means Sph. power from ±2.25 to ±4.00; -G4 means Sph. power from -2.25 to -4.00
Group G6 means Sph. power from ±4.25 to ±6.00; -G6 means Sph. power from -4.25 to -6.00
Group G2.2 means Sph. power from 0.00 to ±2.00 and Cyl. power from ±0.25 to ±2.00
Group G4.2 means Sph. power from ±2.25 to ±4.00 and Cyl. power from ±0.25 to ±2.00
Group G6.2 means Sph. power from ±4.25 to ±6.00 and Cyl. power from ±0.25 to ±2.00
Group G2.4 means Sph. power from 0.00 to ±2.00 and Cyl. power from ±2.25 to ±4.00
Group G4.4 means Sph. power from ±2.25 to ±4.00 and Cyl. power from ±2.25 to ±4.00
Group G6.4 means Sph. power from ±4.25 to ±6.00 and Cyl. power from ±2.25 to ±4.00
(6)   Minimum quantity of each shipment of ophthalmic lenses is 1,000 pairs (2,000 pieces). For quantity between 1,000 and 5,000 pairs, all prices are on FOB / FCA Shanghai, China basis, the Seller will either deliver goods on FOB / FCA basis or charge freight and insurance cost respectively.
(7)   If total quantity of each shipment is more than 5,000 pairs (10,000 pieces), all prices can be regarded as on CFR (C&F) Overseas Main Port basis by sea. To have shipment by air, the Seller will either deliver goods on FOB / FCA Shanghai,China basis or on CFR (C&F), CIF, CIP basis, provided the Seller will charge air freight and insurance cost respectively.
(8)   If transaction to be made on CIF or CIP basis, insurance will be arranged by the Sell for 110% of invoice value covering all risks, provided no more requirements from the Buyer.
(9)   Goods can be packed in the Seller’s general lens covers which are shown in this Purchase Guide (without showing the Seller’s information) free of charge. Provided any shipment more than 5,000 pairs (10,000 pieces), the Seller can also pack goods with the Buyer’s appointed lens covers free of charge; otherwise the Seller will charge extra cost of USD100.00 for each design. For more details about packing, please refer to Appendix 3 – How to Pack the Lenses on page 70.
(10)   The Seller guarantees nominal base curve of semi-finished lenses; the Seller has the right to adjust back side curve (concave), but it's guaranteed that the actual center thickness won't be lower than the nominal center thickness indicated in this Purchase Guide.
(11)   Mineral ophthalmic lenses (spectacle lenses of glass) will be cleared with Chinese custom under H.S. Code 9001.40; plastic lenses (spectacle lenses of plastic) will be cleared with Chinese custom under H.S. Code 9001.50; if necessary, H.S. Code of the importing country can be shown in shipping documents according to the Buyer's requirements.
(12)   The following payment terms are accepted by the Seller:
L/C: By irrevocable L/C at sight, provided the covering L/C being received by the Seller on time
 and remaining valid for negotiation in China until the 21st day after shipment. L/C should be
  written in English.
T/T: 30% of total contract value to be paid by T/T while confirming the order; balance payment to
  be paidby T/T before shipment.
(13) Pre-shipment inspection by SGS, BIVAC, Intertek, COTECNA, etc. will be handled by the Seller free of charge, provided inspection requested and inspection fee paid by the Buyer when confirming orders.
(14) Goods are of China origin. Commercial Invoices, Packing Lists, Packing Details Lists and Bill of Lading or Air Waybill will be provided by the Seller under each shipment, Insurance Policy or Insurance Certificate will also be submitted when the transaction is made on CIF or CIP basis. One of the following Certificate of Origin can be submitted upon the Buyer’s request.
Certificate of Origin approved by CCPIT - China Council for the Promotion of International Trade
  (China Chamber of International Commerce).
Certificate of Origin (GSP Form-A) approved by Entry-Exit Inspection and Quarantine Bureau of
  P. R. of China.
If any other documents are also required, the Buyer needs to inform the Seller when confirming the order. Provided no other notice, all documents will be issued in the name of the Buyer.
(15)   The Seller keeps the right to adjust prices, technical data and conditions without prior notice. Adjusted prices, technical data and conditions can be downloaded from the seller's web site www.ystj.com.
Copyright© 2010 Y & S (Beijing) Opto-Electro Industries Ltd. All Rights Reserved.