Solvent based systems
These products are known as near infrared cut-on filters or long wavelength band-pass filters. They are designed to block UV and visible light while transmitting NIR light.
Epolight™ Visible Opaque dye powders are designed for addition to solvent systems such as screen inks.

dye powder
|
blocks, nm
|
*transmits, nm
|
200-675
|
>835
|
|
200-695
|
>850
|
|
200-835
|
>900
|
|
200-875
|
>950
|
|
200-920
|
>985
|
|
200-975
|
>1035
|
|
200-1065
|
>1185
|
Solvent based systems
These products are known as near infrared cut-on filters or long wavelength band-pass filters. They are designed to block UV and visible light while transmitting NIR light.
Epolight™ VOIRT dye powders are designed for addition to solvent systems such as screen inks.

dye powder
|
blocks, nm
|
*transmits, nm
|
200-675
|
>835
|
|
200-695
|
>850
|
|
200-835
|
>900
|
|
200-875
|
>950
|
|
200-920
|
>985
|
|
200-975
|
>1035
|
|
200-1065
|
>1185
|