New Arrivals are Here-Fast Shipping from Our USA Warehouse

GB/T 20243.2-2025 Chinese PDF (GB /T20243.2-2025) GB/T 22249-2024 English versions: GB/T 17670-2025

$59.00

Quantity
Description

English versions: GB/T 17670-2025

English versions: GB/T 20236-2025

English versions: GB/T 20882

2-2025_Chinese: Uncut finished spectacle lenses - Part 2: Power-variation (Chinese: 眼镜镜片 第2部分：渐变焦)

GB/T 20243.2-2025 Chinese PDF (GB /T20243.2-2025) GB/T 22249-2024 English versions: GB/T 17670-2025GB T 20243. 2 2025_Chinese: Acoustics Measurement of the influence of road surfaces on traffic noise Part 2: The close proximity method (Chinese: 2) Note Careful: Text of PDF is in Chinese (not English). Delivery (PDF in Chinese): 2 working hours typically, ASAP English versions: GB T 20243. 2 2025

Shipping Notes
  • Free Standard Shipping on $100+ Orders to the USA.
  • Except Preorder products are shipped in 48 hours.
  • Delivery to the USA:
  1. Standard Shipping : 3-10 business days
  • If time is of the essence, please consider selecting expedited delivery for faster service.

View More

  • Product more
  • Collection:

You may also like

recommand products

50$ Store Credit
Your message