E10 lamp holder multi-specification small bulb ball holder screw lamp holder Old Flashlight lamp holder teaching experiment

BA15S BA15D BAY15D car lamp holder 11561157 turn signal brake light ship DIY lamp holder

E10 screw/warning light/signal light/instrument light/LED indicator white light 3V/6V/12V/24V

6mm to 50mm optional edless lens optical glass plano-convex lens adjustable focusing LED lens

E10 lamp holder small bulb ball holder screw lamp holder E10 Old Flashlight lamp holder teaching experiment

BA15S BA15D BAY15D1156 1157 T10 BA9S car lamp holder turn signal brake lamp holder

E10 screw bulb LED lamp bead indicator bulb physics experiment small bulb white blue green red yellow warm white

39mm41mmC8 46mm50mm52mm60mm flashlight DIY condenser cup CREE T6 aluminum led reflector cup

20mm1W3W acrylic led lens 5-120 degree imitation lumen single lens spotlight ceiling lamp wall washer

12mm cree XPE LED lens led lens led optical lens Corey 3535 lamp bead lens

12.5 16 18 20 23 27.7 29 33 35 38 42 48.5 49mm acrylic plano-convex lens

20W-100W led reflector Cup 44mm50mm flat convex glass lens reflective fixed ring 60/90/120

56mm68mm77mm 87mm led reflective cup aluminum reflective Cup reflective bowl reflective cup 5 degree reflective Cup

led radiator 20W-50W LED radiator 44mm lens led reflector Cup 60/90/120 degrees

COB reflective cup led reflective cup 20 22 25 28 30 3135 38 45 50 69 70 75126mm

40 to 60mm optical glass plano-convex lens LED lens 44mm50mm52mm54mm55mm57mm60mm

5050 lens bayonet lens waterproof hard light bar lens convex lens smooth surface bead surface stripe matt surface

62 to 108mm plano-convex optical glass lens led lens 64 66 67 69 71 74 78 88 100

20-100W44 50 57 77mmled plano-convex lens reflector cup holder three-piece set 60 90 120

15mm to 38mm plano-convex optical glass lens LED lens 20mm23mm28mm30mm35mm38mm

12mm infrared lens floodlight imitation lumen Buckle led lens 20 degrees 30 degrees 45 degrees 60 degrees 90 degrees 120 degrees

1W3W high-power led lamp bead imitation lumen LED light source white light warm white light red light blue light green light yellow light

Double 50W LED radiator lens reflector cup holder 60/90/120 degree 100W led radiator

14.5mm21mm acrylic high power LED lens monitor lens infrared lens 1W3Wled lens

25mm37mm imitation lumen high power led condenser 5 degree lens 1W3WLED lamp bead a beam of light lens

66mm height 34mm glass concave lens 60 degree fixing frame waterproof ring optical lens glass lens

T10 12v front width light instrument light interior light license plate light door light rear display decorative light white light blue light red light

COB reflective Cup COB light source reflective Cup XML reflective cup plastic PC electroplated reflective Cup 21.5mm35mm45

E10 double-hole extended terminal lamp holder copper nickel-plated small bulb ball holder screw lamp holder for teaching experiment

50mm 66mm 67mm 78 mm100mm concave led glass lens astigmatism lens waterproof ring fixed

BAY15D BA15D ship car lamp holder DIY lamp holder double point high and low foot lamp holder all copper nickel plated

cree XPE LED lens led lens led optical lens Corey XPE 3535 lamp bead lens

COB light source led reflector Cup 89 mm92mm126mm 165mm led reflector bowl aluminum reflector Cup

67.5mm72mm smooth lens pitted profiled trimming peanut lens car light optical glass lens

57mm64mm67mm77mm100mm plano-convex glass lens silicone waterproof ring stainless steel pressure ring kit

Boreless lens 32mm to 50mm optional optical glass plano-convex lens adjustable focus condenser LED lens