FAQs
How does a fast optical system (e.g., low F-num...
In optical engineering, a "fast" system refers to one with a large aperture relative to its focal length, resulting in a low f-number (e.g., f/1.4 or f/2). While great for...
How does a fast optical system (e.g., low F-num...
In optical engineering, a "fast" system refers to one with a large aperture relative to its focal length, resulting in a low f-number (e.g., f/1.4 or f/2). While great for...
Do optical filters exhibit polarization depende...
The short answer is yes. Most optical filters exhibit some level of polarization dependency, especially when used at an Angle of Incidence (AOI) other than 0°. This dependency can indeed...
Do optical filters exhibit polarization depende...
The short answer is yes. Most optical filters exhibit some level of polarization dependency, especially when used at an Angle of Incidence (AOI) other than 0°. This dependency can indeed...
What is the expected operating lifetime of hard...
Hard-coated optical filters are engineered for extreme durability, often outlasting the optical systems they are integrated into. Unlike older "soft-coated" or laminated filters, which use delicate materials that can degrade...
What is the expected operating lifetime of hard...
Hard-coated optical filters are engineered for extreme durability, often outlasting the optical systems they are integrated into. Unlike older "soft-coated" or laminated filters, which use delicate materials that can degrade...
What is the substrate thickness of unmounted fi...
For optical filters from Syronoptics.com, the thickness varies significantly between unmounted and mounted versions to accommodate different mounting mechanisms and clear aperture requirements. According to Syronoptics' technical specifications, the substrate...
What is the substrate thickness of unmounted fi...
For optical filters from Syronoptics.com, the thickness varies significantly between unmounted and mounted versions to accommodate different mounting mechanisms and clear aperture requirements. According to Syronoptics' technical specifications, the substrate...
Can the center wavelength (CWL) of dielectric b...
Yes, the center wavelength (CWL) of a dielectric bandpass filter can be angle-tuned, but it is important to note that it only tunes in one direction: toward shorter wavelengths. Dielectric...
Can the center wavelength (CWL) of dielectric b...
Yes, the center wavelength (CWL) of a dielectric bandpass filter can be angle-tuned, but it is important to note that it only tunes in one direction: toward shorter wavelengths. Dielectric...
Why might an interference filter exhibit unexpe...
When an interference filter is used at a 0° (normal) incidence angle, its performance is usually at its peak design specification. However, "unexpected" behavior like parasitic absorption or intense back-reflection...
Why might an interference filter exhibit unexpe...
When an interference filter is used at a 0° (normal) incidence angle, its performance is usually at its peak design specification. However, "unexpected" behavior like parasitic absorption or intense back-reflection...