Our operators are not available at the moment. Please leave a message and we will contact you soon
has been added to your cart.
Order Number has been added to your cart.
All items have been added to your cart.
has been added to your compare list.
Product added to cart
TECHSPEC® components are designed, specified, or manufactured by Edmund Optics. Learn More
9mm Dia. x -12mm FL, NIR II, Inked, Double-Concave Lens
Effective Focal Length EFL (mm):
Back Focal Length BFL (mm):
Center Thickness CT (mm):
Center Thickness Tolerance (mm):
Rabs ≤1.5% @ 750 - 800nm
Rabs ≤1.0% @ 800 - 1550nm
Ravg ≤0.7% @ 750 - 1550nm
Focal Length Specification Wavelength (nm):
Focal Length Tolerance (%):
Typical Energy Density Limit:
8 J/cm2 @ 1064nm, 10ns
Irregularity (P-V) @ 632.8nm:
Certificate of Conformance:
Product Family Description
- AR Coated to Provide <0.7% Reflectance per Surface for 750 - 1550nm
- Double-Concave Lenses Have Two Inward Curved Surfaces and a Negative Focal Length
- Used for Image Reduction and to Spread Light
- Various Coating Options: Uncoated, MgF2, VIS 0°, VIS-NIR, and NIR I
Double-Concave (DCV) Lenses have two inward curved surfaces and a negative focal length. They are used for image reduction and to spread light.
or view regional numbers
enter stock numbers to begin
Copyright 2020, Edmund Optics Inc., 18 Woodlands Loop #04-00, Singapore 738100
California Consumer Privacy Act (CCPA): Do Not Sell My Information