OPTOWL FL-BC3518-9M | 1" 9MP 35mm Manual Iris Lens
RICOH FL-BC3518-9M Manual Iris Lens: High-Performance Precision for 1" Format Cameras
The RICOH FL-BC3518-9M Manual Iris Lens is engineered for exceptional performance with 1" format cameras, supporting resolutions up to 9 megapixels. This high-quality lens delivers superior image clarity and precision, making it ideal for a range of demanding applications. The FL-BC3518-9M features a 35 mm focal length, providing a versatile field of view, while its wide aperture of F1.8 ensures excellent low-light performance and sharp imaging across various settings.
With a minimum object distance (MOD) of 150 mm and a filter thread size of M40.5 x 0.5, this lens offers both flexibility and convenience. Its compact dimensions of 42 mm in diameter and 60 mm in length, combined with a lightweight design of just 150 g, make it easy to handle and integrate into existing camera setups. The C-Mount interface ensures compatibility with a broad range of cameras, and the manual aperture and focus controls come with locking screws to maintain precise settings.
The RICOH FL-BC3518-9M is perfect for visual inspection tasks such as evaluating printed circuit boards, sheet materials (metal, paper, film), and printed type verification. It excels in detecting defects in food and pharmaceuticals, checking for hairline cracks in metal sheets, and inspecting LCD monitors for missing pixels. Additionally, this lens is crucial for detailed examinations in precision machining of electronic substrates and wafers, ensuring high-quality results in every application.
Features:
- Sensor size up to 1"-CCD
- Focal length 35 mm
- Aperture F1.8
- MOD 150 mm
- Filter thread M40.5 x 0.5
- Dimension (D x L): 42 mm x 60 mm
- Weight: 150 g
- Camera mount C-Mount
- Aperture and focus with locking screws
Applications:
- Visual inspection of printed circuit boards and sheet materials (metal, paper, film)
- Verifying type on printed matter
- Inspecting the shape, color, and surface of food and pharmaceuticals for errors
- Confirming hairline cracks and other surface defects on diameter sheet metals
- Checking for missing pixels on LCD monitors
- Visual and foreign substance inspections on everything from precision machined items to containers
- In capturing precision machining products such as electronic substrates and wafers
| Format Size | 1" |
| Focal Length | 35 mm |
| Maximum aperture ratio | 1:1.8 |
| Iris Range | 1.8~22 |
| Mount | C |
| Horizontal Angle of View 1/3" Format | 7.8° |
| Horizontal Angle of View 1/2" Format | 10.4° |
| Horizontal Angle of View 1 1/8" Format | 11.7° |
| Horizontal Angle of View 2/3" Format | 14.3° |
Horizontal Angle of View 1"Format | 20.7° |
| Min. Object Distance | 0.15m |
| Back Focal Length | 16.8mm |
| Filter Size | 40.5 P=0.5mm |
| Dimensions | φ42mmx60.5mm |
| Weight | 150 g |
| Comments | Focus & Iris lock screws |



