Welcome to the world of optical excellence with our Longpass Filter HB670, a distinguished product from Focusing Optics. Our HB670 filter is meticulously crafted to meet the highest standards of precision and performance. Designed and manufactured in Changchun, China, this filter is ideal for a wide range of optical applications, providing unparalleled clarity and reliability.

The Longpass Filter HB670 is engineered with a thickness of 2 mm, ensuring durability and optimal performance. It features a robust chemical stability, making it a reliable choice for various demanding environments. With its exceptional transmittance properties, the HB670 filter allows for optimal light passage while maintaining the integrity and quality of the transmitted image.

Our commitment to quality is evident in the technical indexes of the HB670 filter. It boasts a central wavelength of 670±10 nm and a peak wavelength of 750 nm, with a transmittance at peak wavelength of ≥87.5%. This ensures that the filter performs consistently, delivering high-quality results every time. The HB670 is also designed to minimize bubbles, stripes, and stress, adhering to the highest class standards for optical components.

Experience the precision and reliability of the Longpass Filter HB670, and elevate your optical applications to new heights. Trust Focusing Optics to provide you with products that are not only technically superior but also crafted with an unwavering commitment to excellence.