The BD4640DM 2.8mm is a CCTV camera lens with a fixed 2.8mm focal length. It is designed for use in various surveillance systems requiring clear wide-angle coverage.
This model is identified by reference code 258038. Verify compatibility with your existing setup before purchase.
BD4640DM 2.8mm 258038 is listed to help buyers compare fit, application, and installation context before ordering.
Confirm the practical fit with the project scope, service conditions, and manufacturer documentation.
For US-based technical sourcing, this product belongs to CCTV Systems and should be selected by application fit.
When several similar products are available, use the model number and application notes to narrow the selection. Use BD4640DM 2.8mm 258038 as a starting point, then confirm the final choice against the exact project specification.
Reviews: 2
Average score: 5
Installer
12/03/2026
Installed the BD4640DM 2.8mm lens on a standard CCTV housing without issues. The fixed 2.8mm focal length provided the expected wide-angle view, which helped cover larger areas efficiently. Lens fit well with our existing camera model. Image clarity met project requirements under typical lighting conditions. Would recommend verifying compatibility before installation to ensure optimal performance.
Installer
30/06/2025
The BD4640DM 2.8mm lens provided clear wide-angle coverage during our recent surveillance system upgrade. Installation was straightforward and fit well with existing mounts. Image quality meets our project requirements for monitoring large indoor spaces. Verified compatibility ahead of time, which helped avoid any integration issues.
Questions: 3
Safsale Product Desk
27/11/2025
What should be reviewed in the manufacturer documentation?
The administration's response:
Review the full model number, dimensional data, rating tables, material notes, mounting information, and any listed connection details. The short product title is helpful for search, but the datasheet should be the main reference before ordering.
Safsale Product Desk
01/10/2024
Can similar-looking models have different specifications?
The administration's response:
Yes. Similar model names can still differ by size, rating, mounting style, finish, connector detail, or revision number. Compare the complete product reference and datasheet details before treating two catalog items as interchangeable.
Safsale Product Desk
17/09/2024
Which product details should be compared first?
The administration's response:
Start with the complete model number, product category, physical size, listed rating values, and any manufacturer notes shown in the datasheet. These details help separate this item from similar catalog entries before a final order is placed.
