
Fujinon
HF3520-12M C-Mount
Manufacturer part number: HF3520-12M
Series: HF-12M
- Focal length
- 35 mm
- Max. Sensorformat
- 1"
- Mount
- C-Mount
- Mindestobjektdistanz (MOD)
- 200 mm
- Aperture
- F2.0 - F22
- Filtergewinde
- M30.5 × 0.5
- Resolution
- 12 MP
- Fokusbereich (ab Objektivvorderseite)
- 200 mm up to ∞
- Fokuseinstellung
- Manual
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| Manufacturer part number | HF3520-12M |
|---|---|
| Brennweite [mm] | 35 |
| Brennweite (Designwert) [mm] | 35.16 |
| Blende (F-Nummer) | F2.0 – F22 |
| Arbeitsabstand (von der Objektivvorderseite) [mm] | ∞ – 200 |
| Fokuseinstellung | Manual |
| Blendensteuerung | Manual |
| Filtergewinde [mm] | M30.5 × 0.5 |
| Anschluss | C-mount |
| Gewicht (ca.) [g] | 85 |
| Sensorgröße (maximal) | 1" |
| Hintere Brennweite (in Luft) [mm] | 18.819 |
| Auflagemaß [mm] | 17.526 |
| Austrittspupillenposition (vom Bildsensor) [mm] | -42.248 |
| Vordere Hauptpunktposition (vom Anschluss) [mm] | -1.07 |
| Hintere Hauptpunktposition (vom Anschluss) [mm] | -16.68 |
| Abstand zwischen den Hauptpunkten [mm] | -15.61 |
| TV-Verzerrung [%] | 0.0 |
| Abmessungen [mm] | φ33 × 53.1 |
| Relative Beleuchtung [%] (Blende F4.0, Bildhöhe diagonal) | 51.54 |
| Betriebstemperaturbereich [°C] | -10 °C up to +50 °C |
| Bildwinkel (H × V) | 14.7° × 11.0° (2/3") |
| Brennweite | 35 mm |
| Max. Sensorformat | 1" |
| Auflösung | 12 MP |
| Pixelgröße | Nicht angegeben |
| Mindestobjektdistanz (MOD) | 200 mm |
| Blende | F2.0 - F22 |
| Spektralbereich | Nicht angegeben |
| Verzeichnung (max.) | 0 % |
| Bildkreis | Nicht angegeben |
| Filtergewinde | M30.5 × 0.5 |
| Vibrationsfest | Nicht angegeben |
| Baulänge | 53.1 mm |
| Durchmesser | Ø 33 mm |
| Lens type | Entocentric |
Specifications of the HF-12M series
| Model | Focal length (mm) | Compatible sensor size | |||||||
|---|---|---|---|---|---|---|---|---|---|
| 4/3 | 1.1 | 1 | 1/1.2 | 2/3 | 1/1.8 | 1/2 | 1/3 | ||
| HF818-12M | 8 mm | - | - | - | - | ● | ● | ● | ● |
| HF1218-12M | 12 mm | - | - | - | ○ | ● | ● | ● | ● |
| HF1618-12M | 16 mm | - | - | - | ○ | ● | ● | ● | ● |
| HF2518-12M | 25 mm | - | - | - | ○ | ● | ● | ● | ● |
| HF3520-12M | 35 mm | - | - | ○ | ○ | ● | ● | ● | ● |
● Compatible sensor size (std.): the ideal size for the best possible resolving power.
○ Compatible sensor size (max.): the maximum sensor size varies by model. Choose a lens to match your sensor size and resolution.
Data according to the manufacturer's documentation. The current manufacturer datasheet, quotation and order confirmation are authoritative. Errors and changes excepted.
Dimensional drawing

Documents
- Download datasheet
Datasheet Fujinon HF3520-12M (PDF)
Datasheet · DE · 276 KB
- Download
Maßzeichnung Fujinon HF3520-12M (PDF)
Technical drawing · EN · 68 KB
- Download
CAD-Zeichnung Fujinon HF3520-12M (DXF)
Technical drawing · EN · 270 KB
Description
Fujinon HF3520-12M: high-precision C-mount lens for specialized industrial applications
The Fujinon HF3520-12M is a C-mount lens with a focal length of 35 mm and an aperture of F2.0 - F22, developed for use in demanding industrial image processing systems.
Angle of view and imaging
With an angle of view of 14.7° × 11.0° on a 1" sensor, the HF3520-12M covers a wide area in industrial applications. It is specified at 0.0 % TV distortion, which supports accurate measurement and inspection tasks.
Construction and handling
The lens has a robust construction and offers manual focusing and aperture control, so it can be matched exactly to different lighting conditions and working distances. At 85 g and Ø33 mm × 53.1 mm, it is easy to handle and suits use in mobile or space-constrained systems.
Applications
The Fujinon HF3520-12M suits industrial automation, machine vision and other image processing applications where compact size and high optical performance are required. The minimum object distance of 200 mm - ∞ adds flexibility for different working conditions.
Key features:
- Focal length: 35 mm
- Aperture range: F2.0 - F22
- Mount: C-mount
- Sensor size: 1"
- Angle of view: 14.7° × 11.0°
- Minimum object distance (MOD): 200 mm - ∞
- Filter thread: M30.5 × 0.5
- Distortion: 0.0 % TV distortion
- Dimensions: Ø33 mm × 53.1 mm
- Weight: 85 g
- Operating temperature range: -10°C to +50°C
