Blue line laser of wavelength 450 nm,green line laser of wavelength 520 nm,red line laser of wavelength 640 nm

Fiber optic wavelength division multiplexer (wdm) coupler

Wavelength dispersive x-ray spectroscope (wds)

Optical filter - center wavelength 656.30 nm, 1 nm bandwidth, 1 inch diameter,optical filter - center wavelength 656.30 nm, 3 nm bandwidth, 2 inch diameter,optical filter - center wavelength 486.13 nm, 1 nm bandwidth, 1 inch diameter,optical filter - center wavelength 486.13 nm, 10 nm bandwidth, 2 inch diameter,optical filter - center wavelength 434.05 nm, 1 nm bandwidth, 1 inch diameter,optical filter - center wavelength 434.05 nm, 1 nm bandwidth, 2 inch diameter,optical filter - center wavelength 464.74 nm, 1 nm bandwidth, 1 inch diameter,optical filter - center wavelength 441.50 nm, 1 nm bandwidth, 1 inch diameter

Digital ultravoilet bd with mildsteel framing,wavelength division multiplexing device

X-ray film size 10 x12 (blue or green base) pack of 50 films

Green corridor par kukrail rotri ewam nishatganj rotri par fiber se nirmit sculpture lagane ka kaya

Glass 5x3 5mm,glass 8x4 12mm with steel frame,green fiber sheet,green net,1 hp motor pump,0 point 5 hp motor pump

Fiber mux (rx),fiber mux (tx)

Ball pen blue reynolds,ball pen black reynolds,ball pen red reynolds,gel impact pen black,vo pen blue hi-tech point,vo pen red hi-tech point,vo pen black hi-tech point,vo pen green hi-tech point,uni ball micro 0.5 pen black,uni ball micro 0.5 pen red,uni ball micro 0.5 pen green,pilot v7 pen blue,pilot ink blue v7,pencil,board marker black,permanent marker blue,permanent marker black,permanent marker red,permanent board marker red, blue, green and black,white board marker red, blue, green and black,pencil box apsara gold,whitener,fire ball afo with stand