Optical Tube Assembly Assembly
The Newtonian tube holding the mirrors, focuser, and finder. A full specification article for this item is being written. Meanwhile its bill of materials and connections are below.
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Bill of materials
7 top-level lines · 21 rows shown · 21 parts total · indented to 3 levels| # | Item / sub-assembly | Part no. | Qty/assy | Ext. qty | Parts | Type |
|---|---|---|---|---|---|---|
| 1 | Aluminum Tube & Rings | telescope-tube-shell | 1× | 1 | — | part |
| 2 | Primary Mirror Cell 4 parts | telescope-primary-cell | 1× | 1 | 6 | assembly |
| 2.1 | Parabolic Primary Mirror | telescope-primary-mirror | 1× | 1 | — | part |
| 2.2 | Mirror Cell Frame & Backplate | telescope-cell-frame | 1× | 1 | — | part |
| 2.3 | Coil Spring | coil-spring | 3× | 3 | — | part |
| 2.4 | Fastener Set | fastener-set | 1× | 1 | — | part |
| 3 | Secondary Mirror Assembly 3 parts | telescope-secondary-assy | 1× | 1 | 3 | assembly |
| 3.1 | Elliptical Secondary Mirror | telescope-secondary-mirror | 1× | 1 | — | part |
| 3.2 | Secondary Holder & Spider Hub | telescope-secondary-holder | 1× | 1 | — | part |
| 3.3 | Secondary Spider Vanes | telescope-spider | 1× | 1 | — | part |
| 4 | Rack-and-Pinion Focuser 5 parts | telescope-focuser | 1× | 1 | 7 | assembly |
| 4.1 | Focuser Body | telescope-focuser-body | 1× | 1 | — | part |
| 4.2 | Helical Gear Pair | gear-pair | 1× | 1 | — | part |
| 4.3 | Drawtube | telescope-drawtube | 1× | 1 | — | part |
| 4.4 | Focus Knob | telescope-focus-knob | 2× | 2 | — | part |
| 4.5 | Ball Bearing | ball-bearing | 2× | 2 | — | part |
| 5 | Finderscope 2 parts | telescope-finderscope | 1× | 1 | 2 | assembly |
| 5.1 | Finder Tube & Bracket | telescope-finder-tube | 1× | 1 | — | part |
| 5.2 | Lens Assembly | camera-lens | 1× | 1 | — | part |
| 6 | Dew Shield | telescope-dew-shield | 1× | 1 | — | part |
| 7 | Fastener Set | fastener-set | 1× | 1 | — | part |
Used in 1 assembly
Sourcing — likely vendors
Companies that make this · indicative price $1–$80 · MOQ & lead are typical| Vendor | HQ | Specialty | MOQ | Lead time |
|---|---|---|---|---|
| sunnyoptical.com ↗ | Ningbo, CN | Optics & camera modules | 1,000 pcs | 8–12 wks |
| 🇨🇳OFILM ofilm.com ↗ | 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 |