Exposure Engine parts and their functions

5 top-level parts · 146 parts in total · full bill of materials below

#	Part	Qty	What it does
1	Exposure Light Source 3 parts	1×	RGB laser or LED array for color printing.
2	Scan Head Assembly 4 parts	1×	Carriage holding laser and lens, moves across paper width.
3	Exposure Optics 3 parts	1×	Focusing and beam-shaping lens group.
4	Exposure Driver 3 parts	1×	High-speed PWM laser/LED control.
5	Bare PCB	1×	Unpopulated printed circuit board: copper traces etched on an FR-4 glass-epoxy laminate that carry current between the components later soldered to it.

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Bill of materials for Exposure Engine

5 top-level lines · 26 rows shown · 146 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Exposure Light Source 3 parts	minilab-laser-or-led	1×	1	6	assembly
1.1	Laser Module (RGB)	minilab-laser-module	1×	1	·	part
1.2	Laser Optics 4 parts	minilab-laser-optics	1×	1	4	assembly
1.2.1	Lens Assembly	camera-lens	1×	1	·	part
1.2.2	Scanning Mirror	minilab-scanning-mirror	1×	1	·	part
1.2.3	O-Ring Set	oring-set	1×	1	·	part
1.2.4	Fastener Set	fastener-set	1×	1	·	part
1.3	O-Ring Set	oring-set	1×	1	·	part
2	Scan Head Assembly 4 parts	minilab-scan-head	1×	1	28	assembly
2.1	Scan Carriage	minilab-scan-carriage	1×	1	·	part
2.2	Servo Motor 4 parts	servo-motor	1×	1	24	assembly
2.2.1	Stator Assembly 3 parts + deeper ›	stator-assembly	1×	1	3	assembly
2.2.2	Rotor Assembly 4 parts + deeper ›	rotor-assembly	1×	1	19	assembly
2.2.3	Encoder	encoder	1×	1	·	part
2.2.4	Motor Housing	motor-housing	1×	1	·	part
2.3	Ball Screw	ball-screw	1×	1	·	part
2.4	Ball Bearing	ball-bearing	2×	2	·	part
3	Exposure Optics 3 parts	minilab-exposure-optics	1×	1	4	assembly
3.1	Lens Assembly	camera-lens	2×	2	·	part
3.2	O-Ring Set	oring-set	1×	1	·	part
3.3	Fastener Set	fastener-set	1×	1	·	part
4	Exposure Driver 3 parts	minilab-exposure-driver	1×	1	107	assembly
4.1	Bare PCB	pcb-bare	1×	1	·	part
4.2	Power MOSFET	mosfet	6×	6	·	part
4.3	SMD Passive (R/C/L)	smd-passives	100×	100	·	part
5	Bare PCB	pcb-bare	1×	1	·	part

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Where the exposure engine is used

1 product across 1 domain contain it, directly or inside a sub-assembly

• Imaging & Optics 1 Photo Minilab

Used in 1 assembly

Photo Minilab

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 $500–$50k. How estimates work

Vendor	HQ	Specialty	MOQ	Lead time
🇨🇳Weichai Power weichai.com ↗	Weifang, CN	Diesel & power engines	50 units	12–16 wks
🇮🇳Cummins India cumminsindia.com ↗	Pune, IN	Diesel engines	50 units	12–16 wks
🇨🇳Yuchai yuchai.com ↗	Yulin, CN	Diesel engines	50 units	12–16 wks
🇮🇳Kirloskar Oil Engines koel.co.in ↗	Pune, IN	Diesel & gas engines	50 units	12–16 wks
🇮🇳Ashok Leyland ashokleyland.com ↗	Chennai, IN	Engines & commercial vehicles	50 units	12–16 wks