00:00Need reliable infrared sensor tubes for optical systems?
00:04Track down top 5 infrared sensor tube deals online right now.
00:08High accuracy, solid specs, low price.
00:12First up, BPW-17 and CQY-37N receiver transmitter pair.
00:18Tiny 1.8mm package fits tight spaces with precision optics.
00:23Pack costs $5.61 for 10 pieces.
00:26Perfect pick when optical build demands matched wavelengths in compact hardware.
00:32Second, 20-piece 940nm emitting and receiving diode pack.
00:38Works at 3mm or 5mm sizes, built for smart car flame detection and brake beam setups.
00:44Price sits at $0.67 total.
00:48Unbeatable bargain for prototyping bulk sensor arrays without high cost.
00:52Third spot, PT-17-21C and IR-17-21C SMD infrared pair.
01:00Mini 0805 footprint handles dense PCB layouts easily with clean 940nm response.
01:0710 pieces run $3.33.
01:10Best pick for slim commercial optical builds where through-hole parts do not fit.
01:15Fourth option, PT-928-6CF side-facing photodiode pair.
01:21Side-look crystal design lets beams run parallel to circuit boards without pin bending.
01:26Costs $1.80 for 20 units.
01:30Great value for edge detection gates, paper feeds, and optical slot switches.
01:355th, 50-piece light-on LTE 3271 TLMDA infrared transmitter lot.
01:41Light-on brand delivers high industrial consistency with standard 5mm diameter and 940nm output.
01:49Lot costs $9.40.
01:52Buy when optical build needs rock-solid beam strength across large-volume ones.
01:57Product links sit in video description below.
02:01Hit like, subscribe for more hardware reviews.
02:04Drop questions in comments.
