638 BPF
SKU ZX000879(Ø12.5mm) SKU ZX000812(Ø25.0mm) | |
Optical Specifications | |
Center Wavelength (nm) | 638 |
Transmittance (%) | >90 |
FWHM (nm) | 2.2 (typical) |
OD 3 Blocking Bandwidth (nm) | 4.5 |
Blocking Range (nm) | 300 - 1200 |
Blocking Level (OD) | >3 |
Angle of Incidence (degrees) | 0 |
Physical Specifications | |
Filter thickness (mm) | 3 |
Clear Aperture (mm) | 8 (12.5 mm) or 21 (25 mm) |
Outer Diameter (mm) | 12.5 + 0 / -0.1 (12.5mm) or 25 + 0 / -0.2 (25mm) |
Ring mounted | Yes |
Ring Thickness (mm) | 5 |
Scratch / Dig | 80 / 50 |