Rack-and-Pinion Focuser

Assembly

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Moves the drawtube in and out to focus the eyepiece.

Direct parts	5
Total parts	7
Used in	1 assembly
Class	Assembly

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Moves the drawtube in and out to focus the eyepiece. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.

Rack-and-Pinion Focuser parts and their functions

5 top-level parts · 7 parts in total · full bill of materials below

Rack-and-Pinion Focuser parts diagram: 1 focuser body, 2 helical gear pair, 3 drawtube, 4 focus knob, 5 ball bearing. 7 parts in 5 top-level items. — Rack-and-Pinion Focuser parts diagram. Numbers match the table below; each box is one top-level part or assembly with what it contains.

#	Part	Qty	What it does
1	Focuser Body	1×
2	Helical Gear Pair	1×	Rack and pinion
3	Drawtube	1×
4	Focus Knob	2×
5	Ball Bearing	2×	Deep-groove radial ball bearing.

3D model

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Build & assembly graph

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Bill of materials for Rack-and-Pinion Focuser

5 top-level lines · 5 rows shown · 7 parts total · indented to 3 levels

#	Item / sub-assembly	Part no.	Qty/assy	Ext. qty	Parts	Type
1	Focuser Body	telescope-focuser-body	1×	1	·	part
2	Helical Gear Pair	gear-pair	1×	1	·	part
3	Drawtube	telescope-drawtube	1×	1	·	part
4	Focus Knob	telescope-focus-knob	2×	2	·	part
5	Ball Bearing	ball-bearing	2×	2	·	part

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Where the rack-and-pinion focuser is used

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

Imaging & Optics 1 Computerized GoTo Telescope

Used in 1 assembly

Optical Tube 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 $0.50–$100. How estimates work

Vendor	HQ	Specialty	MOQ	Lead time
🇨🇳Foxconn foxconn.com ↗	Shenzhen, CN	Electronics contract mfg	1,000 pcs	6–10 wks
🇸🇬Flex (Singapore) flex.com ↗	Singapore	Electronics contract mfg	1,000 pcs	6–10 wks
🇮🇳Dixon Technologies dixoninfo.com ↗	Noida, IN	Electronics contract mfg	1,000 pcs	6–10 wks
🇨🇳BYD Electronics bydelectronic.com ↗	Shenzhen, CN	Electronics contract mfg	1,000 pcs	6–10 wks
🇸🇬Venture Corp venture.com.sg ↗	Singapore	Electronics contract mfg	1,000 pcs	6–10 wks