Lens Material : Glass
Lens Diameter : φ6.35 mm
Center Diameter : 3.0 mm
Edge Thickness: 1.79 mm
Design Wavelength: 650 nm
Clear Aperture (CA) : φ5.4 mm
Numerical Aperture (NA) : 0.27
Effective Focal Length (EFL) : 9.85mm
Back Focal Length (BFL) : 8.36 mm(with BK7 t=0.25mm cover glass)
Axis Wave front Error (RMS) : 0.055λ
Transmittance (%) : ≧97%
Storage Temperature : -40 to 85 ℃
Operating Temperature : -30 to 85 ℃
- φ6.35 Aspherical Molding Glass Lens is a glass-molded with bi-aspheric surfaces which is nearly the diffraction limited, and can be operated over a wide operating temperature range.
- φ6.35 Aspherical Molding Glass Lens is specified for use as a collimator in combination with a diode laser.
Notice for International Customers outside U.S. -
Because the shipping from U.S. to other countries is extremely high. In order to save your cost, you could Contact Us with your name, receiving address, and the QTY of the item you would like to purchase. It could help us to know the size and weight of your package in order to find out a cheaper carrier in Asia to deliver your package. We could help to provide a quote and, then, let you pay it via Payapal to complete the order to international destinations.