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Parts list (BOM)#


Core-Assembly#

Sourced parts#

Qty Name Model / Spec Supplier Notes Used in Cost (total)
1-2x Quartz Cuvette Any eBay Marketplace 1x is sufficient, but two cuvettes facilitate calibration (sample cuvette & fluorescent cuvette), matching the dimensions of Kuvettecase_Bottom and Kuvettecase_Top. Sample Assembly 20€
1x Microscope objective Any, Leitz PL Fluotar 20x/0.45 D EPI, oo/0 eBay Marketplace Any, 20x, inf.- corrected, WD > Cuvette-Thickness (alternative to printed part: CP42/M) Sample Assembly 80€
4x Guide Rod ⌀ 6 mm, 100 mm Any, ER Assembly Rods for 30 mm Cage Systems i.e. ER4 (4" ~ 100 mm) Thorlabs / eBay Marketplace / various Ideally for optical applications (tight tolerances) Sample Assembly, Focusing Assembly -
1x Laser 532nm Any, 532 nm DPSS, 30mW - 70mW, (⌀ 18 mm) Aliexpress Cylindrical laser module, 18 mm body. Laser Assembly 25€
2x Kinematic Mount Thorlabs KM100 Thorlabs Kinematic mirror mount. Laser Assembly, Dichroic Assembly 90€
1x Longpass filter (550 nm) Thorlabs FELH0550 Thorlabs Focusing Assembly 170€
1x Focusing lens Thorlabs AC127-019-A - f = 19 mm, Ø1/2" Achromatic Doublet Thorlabs (mounted in CP32/M) Focusing Assembly 60€
1x Dichroic mirror (550 nm) Thorlabs DMLP550 Thorlabs Dichroic Assembly 230€
8x M3 screw + nut Any - Sample Assembly, Focusing Assembly -
4x M4 heat-set insert Any - Laser Assembly, Dichroic Assembly -
7x M3 heat-set insert Any - Laser Assembly, Focusing Assembly -

Printed parts#

Qty Part name (.stl) Used in
4x Defaultholder Sample Assembly, Focusing Assembly
4x Rodholder Sample Assembly, Focusing Assembly
1x Sample-Stage Sample Assembly
1x Kuvettecase_Top Sample Assembly
1x Kuvettecase_Bottom Sample Assembly
1x Objective-Mount_Insert Sample Assembly
1x Laser_KM100-Insert Laser Assembly
1x Laser_KM100-Mount Laser Assembly
1x SMA905_Insert Focusing Assembly
1x Dichroic_KM100-Mount Dichroic Assembly
1x Baseplate_Small Baseplate Mounting

Various#

Qty Name Model / Spec Supplier Notes Used in Cost (total)
1x Laser safety glasses PROTECT-Laserschutz Terminator, Filter 0277 PROTECT-Laserschutz Any laser safety glasses for 532nm (DONT BUY CHEAP CHINESE KNOCK-OFFS HERE!) EVERYWHERE 130€
1x 3D-printing filament PETG-CF (Black) - - EVERYWHERE 25€
1x Fluorescent dye Rhodamine B (CAS: 81-88-9), 5g eBay Any strong fluorescent material with excitation at around the laser's wavelength (532 nm) Align-with-Fluorescence 15€
1x Bandpass filter 532nm Edmund Optics #65640 Edmund Optics OPTIONAL FOR NOW (use for cheap laser) Final Raman Assembly 95€
2-4x (Optional) Cage Plate 30 mm cage plate, https://www.thorlabs.de/newgrouppage9.cfm?objectgroup_id=2273 Any, Thorlabs, Edmund Optics Offers a thread, unlike the printed Defaultholder

Spectrometer-Setup#

Sourced parts#

Qty Name Model / Spec Supplier Notes Used in Cost (total)
1x Spectrometer unit B&W Tek BTC100-2S eBay Or any other spectrometer - ideally with SMA905 input, if you use fiber. Spectrometer-Setup 200€
1x Fiber optic cable, 200 μm Any, SMA905-SMA905 1m VIS-IR 200um Any, Aliexpress - Spectrometer-Setup 50€
1x Data cable RS-232 to USB Amazon Choose a chipset compatible with your OS (many FTDI / Prolific chips work reliably). Spectrometer-Setup 15€
1x Power supply 5V, ~3A, DC barrel jack Amazon Spectrometer-Setup 15€
1x Calibration lamp Dedicated calibration / CFL / mercury-vapor lamp Any, eBay Marketplace Needs several sharp lines near ~550 nm for wavelength calibration. Spectrometer-Setup 25€

Printed parts#

Qty Part name (.stl) Used in
1x Spectrometer-Case_Bottom Spectrometer-Setup
1x Spectrometer-Case_Top Spectrometer-Setup
1x Spectrometer_Screw-Cover Spectrometer-Setup

Dustproof-Workspace#

Sourced parts#

Qty Name Model / Spec Supplier Notes Used in Cost (total)
1x Storage box IKEA SAMLA, transparent,
57×39×42 cm
IKEA Any similar box works, separate lid that forms tight seal is ideal. Dustproof-Workspace 12€
1x HEPA filter IKEA UPPATVIND IKEA Any HEPA / fine dust filter of similar size works. Higher filtration = more pressure drop. Dustproof-Workspace 5€
2x PC fan Any, 120 mm PC fan - 12V DC fans. Check current draw and airflow rating. Dustproof-Workspace 10€
2x Gloves Any, long‑sleeved chemical or dishwashing gloves - Choose gloves long enough to reach all areas inside the box. Dustproof-Workspace 2€
14x M4 screw + nut Hex socket head cap screw Any Mixture of lengths below. Dustproof-Workspace -
4x
4x
2x
4x
M4 × 12 mm
M4 × 16 mm
M4 × 20 mm
M4 × 65 mm

Printed parts#

Qty Part name (.stl) Used in
1x Fan_Connector‑Bracket Dustproof-Workspace Fan / filter assembly
1x Fan_Baseplate Dustproof-Workspace Fan / filter assembly
2x Filter_Holder‑Clamp Dustproof-Workspace Fan / filter assembly
4x Fan_Outer‑Bracket Dustproof-Workspace Fan / filter assembly
2x Glove‑Insert_Inner Dustproof-Workspace Glove ports
2x Glove‑Insert_Outer‑Ring Dustproof-Workspace Glove ports
1x Large‑Insert_Inner Dustproof-Workspace Large service port
1x Large‑Insert_Threaded‑Cover Dustproof-Workspace Large service port
1x Large‑Insert_Outer‑Cover‑Open Dustproof-Workspace Large service port
1x Large‑Insert_Outer‑Cover‑Closed Dustproof-Workspace Large service port
1x Cable‑Insert_Inner Dustproof-Workspace Cable / feedthrough port
1x Cable‑Insert_Nut Dustproof-Workspace Cable / feedthrough port
1x Cable‑Insert_Cover Dustproof-Workspace Cable / feedthrough port

DIY-Linear-Stage#

Sourced parts#

Qty Name Model / Spec Supplier Notes Used in Cost (total)
1x Micrometer screw ~10-15 mm travel Aliexpress With mounting nut/collar DIY-Linear-Stage 10€
2x Guide Rod ⌀ 6 mm, 55 mm Any, ER Assembly Rods for 30 mm Cage Systems Thorlabs / eBay Marketplace / various Ideally for optical applications (tight tolerances) DIY-Linear-Stage -
2x Compression spring ⌀ ≥ 6 mm Any Stiffness chosen for light pre-load DIY-Linear-Stage -
4x M3.5 screw + washer + nut ~12 mm length Any DIY-Linear-Stage -

Printed parts#

Qty Part name (.stl) Used in
1x LinearStage_Base DIY-Linear-Stage
1x LinearStage_Stage DIY-Linear-Stage
1x LinearStage_Frontplate DIY-Linear-Stage
1x LinearStage_L-Bracket DIY-Linear-Stage