Lot of 2 Square Newport Filters and 3 other unmarked
20BPF70-550
Bandpass Filter, 50.8x50.8 mm, 550±10 nm, 70±30 nm FWHM
P70-550-5 2H395
Bandpass Filter, 50.8x50.8 mm, 550±10 nm, 70±30 nm FWHM