Optical Detection Heads
AssemblyLED transmitter and photodiode/phototransistor receiver mounted across each pipe, detecting fish shadow with millisecond resolution. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
Optical Detection Heads parts and their functions
4 top-level parts · 4 parts in total · full bill of materials below
| # | Part | Qty | What it does |
|---|---|---|---|
| 1 | IR LED Transmitter | 1× | Infrared LED 880 nm, 50–100 mW per channel |
| 2 | Photodiode Receiver | 1× | PIN photodiode or phototransistor, integrating amplifier |
| 3 | Optical Window | 1× | Sapphire or borosilicate glass, polished anti-reflect coating |
| 4 | Optical Alignment Block | 1× | Precision fixture centering LED and diode across pipe |
3D model
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Bill of materials for Optical Detection Heads
4 top-level lines · 4 rows shown · 4 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | IR LED Transmitter | fish-counting-system-ir-led | 1× | 1 | · | part |
| 2 | Photodiode Receiver | fish-counting-system-photodiode | 1× | 1 | · | part |
| 3 | Optical Window | fish-counting-system-optical-window | 1× | 1 | · | part |
| 4 | Optical Alignment Block | fish-counting-system-optical-alignment-jig | 1× | 1 | · | part |
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Where the optical detection heads is used
1 product across 1 domain contain it, directly or inside a sub-assemblyUsed in 1 assembly
Sourcing: possible vendors
Browse the supplier directory → Prices, MOQ, and lead times are algorithmic estimates, not quotes, and not claims about these companies. Company mappings are curated by keyword; est. price band $1–$80. How estimates work| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
| sunnyoptical.com ↗ | Ningbo, CN | Optics & camera modules | 1,000 pcs | 8–12 wks |
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🇨🇳OFILM
ofilm.com ↗
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Shenzhen, CN | Camera modules | 1,000 pcs | 8–12 wks |
| vvdntech.com ↗ | Gurugram, IN | Electronics & camera modules | 1,000 pcs | 8–12 wks |
| truly.net ↗ | Shanwei, CN | Displays & camera modules | 1,000 pcs | 8–12 wks |
| aactechnologies.com ↗ | Singapore | Acoustics & optics | 1,000 pcs | 8–12 wks |