BOCI Original Protective Lens – D25.4/D34/D37/D50 | High‑Transmission AR Window

$5.29
Specification: D25.4 T4 (3KW)
D25.4 T4 (3KW)
D34.0 T5 (8KW)
D34.0 T5 (15KW)
D34.0 T5 (20KW)
D34.0 T5 (30KW)
D34.0 T5 (40KW)
D34.0 T5 (60KW)
D50.0 T8 (60KW)
D37.0 T7 (80KW)
D37.0 T7 (100KW)
D37.0 T7 (120KW)
Product description

BOCI Original Protective Lens

Genuine protective window for BOCI laser cutting heads. Made from high‑purity fused silica with double‑sided AR coating for high transmission and a high laser‑damage threshold. Designed to block fumes, dust and back‑spatter to protect the internal collimating and focusing optics.

Key Features

  • Original BOCI quality – consistent size tolerance and flatness
  • High transmission – double‑sided AR coating, low absorption
  • High damage threshold – resistant to debris and back‑reflection
  • Clean sealing – reduces contamination, extends cutting head service life
  • Fast replacement – drop‑in sizes for BOCI cutting heads

Available Specifications

  • D25.4 T4 (3KW)
  • D34.0 T5 (8KW)
  • D34.0 T5 (15KW)
  • D34.0 T5 (20KW)
  • D34.0 T5 (30KW)
  • D34.0 T5 (40KW)
  • D34.0 T5 (60KW)
  • D50.0 T8 (60KW)
  • D37.0 T7 (80KW)
  • D37.0 T7 (100KW)
  • D37.0 T7 (120KW)

Notes

  • “D” = diameter (mm), “T” = thickness (mm)
  • Select the size according to your cutting head model and power rating
  • Packaged in clean room conditions; each piece individually inspected

Large inventory • Global express shipping • OEM & wholesale supported.

Shipping & Return

Shipping cost is based on weight. Just add products to your cart and use the Shipping Calculator to see the shipping price.

We want you to be 100% satisfied with your purchase. Items can be returned or exchanged within 30 days of delivery.