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Parts ranked by focal length

2032 mm
Celestron NexStar 8SE specifications has the highest focal length in the dataset, at 2032 mm.

Which part has the highest focal length?

Celestron NexStar 8SE specifications, at 2032 mm, tops the 27 parts we hold a published focal length for. The full ranking is below.

#PartsFocal length
1Celestron NexStar 8SE specifications2032 mm
2Celestron C8 optical tube specifications2032 mm
3Sky-Watcher Skymax 127 specifications1540 mm
4Celestron NexStar 6SE specifications1500 mm
5Celestron C6 optical tube specifications1500 mm
6Celestron NexStar 4SE specifications1325 mm
7Celestron NexStar 5SE specifications1250 mm
8Celestron StarSense Explorer 8-inch Dobsonian specifications1200 mm
9Sky-Watcher Classic 200P (8-inch Dobsonian) specifications1200 mm
10Orion SkyQuest XT8 Classic Dobsonian specifications1200 mm
11Celestron AstroMaster 114EQ specifications1000 mm
12Celestron PowerSeeker 127EQ specifications1000 mm
13Celestron StarSense Explorer LT 80AZ specifications900 mm
14Celestron AstroMaster 130EQ specifications650 mm
15Sky-Watcher Heritage 130P specifications650 mm
16Celestron Omni 56mm Plossl specifications56 mm
17Celestron Omni 40mm Plossl specifications40 mm
18Celestron Omni 32mm Plossl specifications32 mm
19Tele Vue 32mm Plossl specifications32 mm
20Celestron X-Cel LX 25mm specifications25 mm
21Celestron Omni 15mm Plossl specifications15 mm
22Celestron Omni 12mm Plossl specifications12 mm
23Celestron Omni 9mm Plossl specifications9 mm
24Celestron X-Cel LX 9mm specifications9 mm
25Celestron Omni 6mm Plossl specifications6 mm
26Celestron Omni 4mm Plossl specifications4 mm
27Celestron X-Cel LX 2.3mm specifications2.3 mm

How this is worked out

We took the published focal length from each part's own specification page, parsed the leading numeric value, and ranked from highest to lowest. Values are quoted as published; verify against the manufacturer before purchase.

Data as of 2026-09-05.

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