Laser diode
Laser diode for sale on Ireland's largest auction and classifieds sites
Laser dot diode module - diode, pack - £3.56
Wavelength 650nm laser • Dot diode module • Red spot mode - Free postage - New and Used
Wavelength 650nm laser • Dot diode module • Red spot mode - Free postage - New and Used
Focusable red laser - focusable, - £31.38
Wavelength 650nm laser • Eyes not expose • Red light power - Free postage - New and Used
Wavelength 650nm laser • Eyes not expose • Red light power - Free postage - New and Used
Blue laser diode - blue, nichia - £4.99
Diode m140 type • 5.6mm 445nm when • Buy you automatically - Free postage - New and Used
Diode m140 type • 5.6mm 445nm when • Buy you automatically - Free postage - New and Used
Laser module red cross - laser, hair - £6.44
Laser module red • Cross hair line • Poin dot diode - Free postage - New and Used
Laser module red • Cross hair line • Poin dot diode - Free postage - New and Used
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5mw red dot - 5mw, module - £2.80
- Free postage - New and Used
- Free postage - New and Used
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48 listings · from £1.75 · avg £44.01
Browse 48 laser diode listings currently in our index. Prices range from £1.75 to £598.3, with an average of £44.01. Whether you are hunting for a bargain or looking for a top-spec model, the selection below covers all price points — new, used and refurbished. More about laser diode →
Focusable dot line cross - cross, 650nm - £7.67
Dot line cross • 650nm 5mw red • Laser module heatsink - Free postage - New and Used
Dot line cross • 650nm 5mw red • Laser module heatsink - Free postage - New and Used
Laser diode head - diode, - £4.49
Laser diode head • Power 50mw this • Emission compact 9mm - Free postage - New and Used
Laser diode head • Power 50mw this • Emission compact 9mm - Free postage - New and Used
5pcs 532nm 30mw - green, dot - £25.19
5pcs 532nm 30mw • Green focus dot • Laser diode module - Free postage - New and Used
5pcs 532nm 30mw • Green focus dot • Laser diode module - Free postage - New and Used
2pcs green 30mw 532nm focus - green, - £11.27
2pcs 532nm 30mw • Green focus dot • Laser diode module - Free postage - New and Used
2pcs 532nm 30mw • Green focus dot • Laser diode module - Free postage - New and Used
650nm 100mw focus red dot - focus, - £5.27
650nm 100mw red • Focus dot laser • Diode module wavelength - Free postage - New and Used
650nm 100mw red • Focus dot laser • Diode module wavelength - Free postage - New and Used
Fat beam 532nm 100mw - 532nm, - £35.99
1pc green laser • Diode 100mw 532nm • Dot module coarse - Free postage - New and Used
1pc green laser • Diode 100mw 532nm • Dot module coarse - Free postage - New and Used
Rgb white red - 2w, red/green/blue - £59.87
Wavelength 638nm 520nm • 0.5w rgb laser • Module input stability - Free postage - New and Used
Wavelength 638nm 520nm • 0.5w rgb laser • Module input stability - Free postage - New and Used
532nm 30mw green - green, dot - £9.11
532nm 30mw laser • Dot diode module • Fixed focus - Free postage - New and Used
532nm 30mw laser • Dot diode module • Fixed focus - Free postage - New and Used
650nm 150mw red laser - 150mw, - £21.08
Output power 150mw • Red laser dot • Module focusable driver - Free postage - New and Used
Output power 150mw • Red laser dot • Module focusable driver - Free postage - New and Used
Blue laser 450nm - laser, 15w - £136.20
Focusable watt 15000mw • Laser module diode • Wavelength 450nm blue - Free postage - New and Used
Focusable watt 15000mw • Laser module diode • Wavelength 450nm blue - Free postage - New and Used
5mw red sight adjustable - red, - £5.11
Laser wavelength 650nm • Red light power • 5mw spot mode - Free postage - New and Used
Laser wavelength 650nm • Red light power • 5mw spot mode - Free postage - New and Used
High voltage diode 2cl73 2cl12 - diode, 2cl73/2cl12 - £1.75
Fast recovery diode • 2cl73 2cl12 2cl77 • 20kv new - Free postage - New and Used
Fast recovery diode • 2cl73 2cl12 2cl77 • 20kv new - Free postage - New and Used
Focusable 30mw 980nm infrared - 30mw, - £8.75
Laser diode module • Focusable 980nm 30mw • Lasers can seen - Free postage - New and Used
Laser diode module • Focusable 980nm 30mw • Lasers can seen - Free postage - New and Used
Waterproof 545nm 555nm - , 571nm - £73.66
Output wavelength 545nm • 555nm 571nm 593nm • Beam style continuous - Free postage - New and Used
Output wavelength 545nm • 555nm 571nm 593nm • Beam style continuous - Free postage - New and Used
Dot line cross 650nm 5mw - line, - £13.31
Dot line cross • Focusable yes 650nm • Laser module adapter - Free postage - New and Used
Dot line cross • Focusable yes 650nm • Laser module adapter - Free postage - New and Used
5mw red sight adjustable - red, - £4.12
Laser wavelength 650nm • Red light power • 5mw spot mode - Free postage - New and Used
Laser wavelength 650nm • Red light power • 5mw spot mode - Free postage - New and Used
5pcs 532nm 650nm 780nm - , 808nm - £7.07
This power driver • Circuit board commonly • Used 532nm 650nm - Free postage - New and Used
This power driver • Circuit board commonly • Used 532nm 650nm - Free postage - New and Used
10pcs mini dot - mini, 5mw - £5.51
10pcs 650nm 5mw • Red laser dot • Module led lights - Free postage - New and Used
10pcs 650nm 5mw • Red laser dot • Module led lights - Free postage - New and Used
5pcs 8mm line lens for - 8mm, - £3.71
5pcs line focus • Lens sure operator • Has experience optics - Free postage - New and Used
5pcs line focus • Lens sure operator • Has experience optics - Free postage - New and Used
405nm 520nm 650nm laser - 405nm, - £10.79
Spot mode dot • Connection red wire • Positive black - Free postage - New and Used
Spot mode dot • Connection red wire • Positive black - Free postage - New and Used
10pcs 7mm focusing collimating - focusing, - £4.67
10x 7mm laser • Collimating focus lens • Diodes suitable low - Free postage - New and Used
10x 7mm laser • Collimating focus lens • Diodes suitable low - Free postage - New and Used
Lpc836 650nm 350mw 500mw - lpc836, 350mw-500mw-550mw - £5.15
5.6mm laser diode • Original mitsubishi lpc836 • Consuming material pulse - Free postage - New and Used
5.6mm laser diode • Original mitsubishi lpc836 • Consuming material pulse - Free postage - New and Used
1pc 488nm 30mw cyan - 1pc, dot - £31.67
488nm 30mw dot • Laser diode module • Operation mode continuous - Free postage - New and Used
488nm 30mw dot • Laser diode module • Operation mode continuous - Free postage - New and Used
Raycus laser diode - diode, pump - £167.41
Raycus max photoelectric • Source laser pump • Diode full power - Free postage - New and Used
Raycus max photoelectric • Source laser pump • Diode full power - Free postage - New and Used
520nm 10mw green line laser - 520nm, - £8.94
520nm 10mw green • Line laser diode • Working mode spotted - Free postage - New and Used
520nm 10mw green • Line laser diode • Working mode spotted - Free postage - New and Used
Locator 650nm 250mw - 650nm, - £19.19
Laser diode module • 650nm 250mw red • Focusable yes wavelength - Free postage - New and Used
Laser diode module • 650nm 250mw red • Focusable yes wavelength - Free postage - New and Used
Diode laser cap for - diode, hair - £414.70
Diode laser cap • Hair growth unisex • Care accessory stimulate - Free postage - New and Used
Diode laser cap • Hair growth unisex • Care accessory stimulate - Free postage - New and Used
405nm 5mw violet blue dot - 405nm, violet/blue - £5.87
405nm 5mw violet • Blue laser dot • Diode module output - Free postage - New and Used
405nm 5mw violet • Blue laser dot • Diode module output - Free postage - New and Used
High power 520nm 1000mw green - high, - £78.47
Laser wavelength 520nm • Power constant product • Working mode coarse - Free postage - New and Used
Laser wavelength 520nm • Power constant product • Working mode coarse - Free postage - New and Used
Laser diode driver - ld, - £11.35
People always bought • Together featured products - Free postage - New and Used
People always bought • Together featured products - Free postage - New and Used
10pcs 650nm 6mm 5mw - 5mw, red - £5.75
Laser wavelength 650nm • Red light power • Diode shell material - Free postage - New and Used
Laser wavelength 650nm • Red light power • Diode shell material - Free postage - New and Used
Focusable 635nm 638nm - , 1000mw - £75.35
1pc 638nm 1000mw • Laser dot module • Wavelength 635nm 8nm - Free postage - New and Used
1pc 638nm 1000mw • Laser dot module • Wavelength 635nm 8nm - Free postage - New and Used
405nm 450nm 520nm 6w - 1w, 2w - £10.07
Suitable 405nm 445nm • 450nm 520nm laser • Diode ttl port - Free postage - New and Used
Suitable 405nm 445nm • 450nm 520nm laser • Diode ttl port - Free postage - New and Used
New laser diode 405nm - laser, 40mw - £10.38
New 405nm 40mw • 5.6mm violet laser • Diode output power - Free postage - New and Used
New 405nm 40mw • 5.6mm violet laser • Diode output power - Free postage - New and Used
Smart diode lazer machaine - smart, - £598.30
Quick sale needs • New head this • One has used - Free postage - New and Used
Quick sale needs • New head this • One has used - Free postage - New and Used
532nm 30mw dot green locator - 532nm, - £7.07
532nm 30mw green • Focus dot laser • Diode module - Free postage - New and Used
532nm 30mw green • Focus dot laser • Diode module - Free postage - New and Used
532nm 50mw green - 532nm, dot - £11.63
532nm 50mw fat • Beam green dot • Laser diode module - Free postage - New and Used
532nm 50mw fat • Beam green dot • Laser diode module - Free postage - New and Used
532nm 5mw green focus - 532nm, line - £9.23
Dot line cross • Laser diode module • 532nm 5mw green - Free postage - New and Used
Dot line cross • Laser diode module • 532nm 5mw green - Free postage - New and Used
2pc 405nm 450nm blue - 2pc, - £7.97
Coated glass lens • 405nm 445nm 450nm • 473nm laser diode - Free postage - New and Used
Coated glass lens • 405nm 445nm 450nm • 473nm laser diode - Free postage - New and Used
5pcs adl65052tl 650nm - 5pcs, red - £7.91
5pcs adl65052tl aoc • 650nm 5mw red • 5.6mm laser diode - Free postage - New and Used
5pcs adl65052tl aoc • 650nm 5mw red • 5.6mm laser diode - Free postage - New and Used
5pcs 8mm beam expander glass - 5pcs, - £8.51
532nm green laser • 5pcs 8mm double • Concave beam expander - Free postage - New and Used
532nm green laser • 5pcs 8mm double • Concave beam expander - Free postage - New and Used
Laser diodes - laser, (pair) - £104.70
Diode laser maintains • Its unparalleled reliability • Efficiency coupling nlight - Free postage - New and Used
Diode laser maintains • Its unparalleled reliability • Efficiency coupling nlight - Free postage - New and Used
650nm dot line - line, cross - £8.94
Red laser diode • Module 650nm 5mw • Line shape 14.5x45mm - Free postage - New and Used
Red laser diode • Module 650nm 5mw • Line shape 14.5x45mm - Free postage - New and Used
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Everything you need to know about laser diode
Whether you are looking for a brand-new or second-hand laser diode, eBay offers one of the largest selections available online. With 48 active listings at the time of this page's last update, you have plenty of choice across different conditions, sellers and price points. The cheapest option currently starts at £1.75, while premium listings can reach £598.3 — giving you a wide budget spread to work with. The average price of £44.01 can serve as a useful benchmark: listings below this tend to be used or auction-style, while those above often include extra accessories, warranties, or are sold by professional sellers with high feedback scores. Always check the seller's feedback rating and return policy before committing to a purchase. If you need the item quickly, filter by "Buy It Now" to avoid the uncertainty of auctions. For used items, look closely at the condition description and photos — terms like "good", "very good" and "like new" can mean very different things depending on the seller.