[Square 10.0]
Detailed parameters of 490 narrow band filter:
Square: 10.0 * 10.0 mm & 850 * 85.0 mm (original coating size)
Thickness: 0.7mm
Central Wavelength: 490 + -5nm
Bandwidth: 20nm
Peak Transmittance: >90%
Cut off depth: <; 1%
Color and Material: Mirror Glass