CH4 8nm 1.25″ Filter E-series

Description

Methane bandpass filter

Specifications: 1.25 inch, thread M28.5*0.6

Frame thickness: body 5mm+ thread 2.5mm, a total of 7.5mm

Glass thickness : 2.5mm

Bandwidth: 8nm

CWL (center wavelength):889nm

PV: 1/4 lambda

Transmittance: ≈90%

Blocking depth: OD4