# G800L = WFC/HRC Grism # Transmittance data for the Flight Grism: G-3 # Data above 1000 nm from the vendor #wavelength average measured # [nm] Transmittance 500 0.0 550 0.040 600 0.443 650 0.621 700 0.735 750 0.804 800 0.824 850 0.827 900 0.812 950 0.789 1000 0.750 1050 0.670 1100 0.635