Honeycomb louvers reduce glare from directional fixtures and have a 95% open area.  Lamp-attached honeycomb louvers are secured to the lamp with a clip-on mount.  Others are secured inside the fixture with a stainless steel snap ring (included).
HL1 Honeycomb louver for L-009, L-013-S, L-014-S, and E16 & L-011 series, 1/8" thick
HL2 Honeycomb louver for L-009, L-013-S, L-014-S, and E16 & L-011 series, 1/4" thick
HL8 Honeycomb louver for E1, E2, E3, E4, E8, X1, and X1-S fixtures, 1/8" thick
HL-LBTZ Light engine-attached honeycomb louver for L-010 and L-016 series, 1/8" thick
HL-MR16 MR-16 lamp-attached honeycomb louver for L-010, M30 (12V), and L-016 Series, 1/8" thick