Hokuyo URG-04LX laser range finder — body, scanner head and 2 × M3 base mounting holes — dimension sheet
Source: Xem Studio, https://xemstudio.com/objects/hokuyo-urg-04lx/  (sheet CC BY 4.0)
Basis: Hokuyo's URG-04LX external dimension drawing (C-40-3362) and product page.
Catalog version: 2026-10-20

Overall (mm): length 50.0, width 50.0, height 70.0
- Exact nominal dimensions. Base 50 × 50 mm, 43.5 mm tall (41.0 body + 2.5 step); datum is the base centre, bottom face on z=0; interface and USB connectors on the −X face.
- Scanner head Ø42 (largest of the Ø42 / Ø40 / Ø37.5 head diameters), from the base top to 70.0 mm overall height.
- Measuring window: the band from 46.0 to 64.0 mm above the base bottom (18 mm tall); keep it clear all round for the scan.
- Two M3 threaded holes in the bottom face, 6 mm deep, at diagonal corners of a 40 × 40 mm square centred on the base: (+20, −20) and (−20, +20).
- Modelled: base, head, M3 holes. Not modelled: connector openings, base corner rounds, window recess and cable notch.

feature  x mm  y mm  size
M3 hole 1 (bottom)  20  -20  M3, 6 deep
M3 hole 2 (bottom)  -20  20  M3, 6 deep
scanner head  0  0  Ø42, top at 70
measuring window  0  0  z 46.0–64.0

Files elsewhere (not hosted by Xem Studio; license as stated by the publisher):
- Hokuyo Automatic: URG-04LX product page — web — Publisher's page; dimensions are facts — https://www.hokuyo-aut.jp/search/single.php?serial=165
- Hokuyo Automatic: URG-04LX external dimension drawing — web — Publisher's page; dimensions are facts — https://www.hokuyo-aut.jp/p/plan/urg_ed_eg_1456192533.png

Free files (CC BY 4.0, Xem Studio; STEP + STL, 1 parts): https://xemstudio.com/files/hardware/hokuyo-urg-04lx/index.json
API: https://xemstudio.com/api/geometry?object=hokuyo-urg-04lx