At a public entrance, resolution is often not the first failure. A camera can record 4MP or 8MP video and still deliver poor evidence because sunlight washes out a face, a wide lens makes visitors too small, or someone can twist the camera away from the doorway. A vandal proof security camera addresses physical impact, but the buying decision must also account for mounting, backlight, subject size, audio policy, and recorder compatibility.
Impact Resistance Solves Only One Failure Mode
An IK10 rating indicates a tested level of resistance to mechanical impact. It is useful for cameras mounted within reach at storefronts, apartment lobbies, schools, transit-adjacent facilities, service counters, and other public-facing locations. A dome form can also make the viewing direction less obvious than an exposed bullet-camera body.
That protection does not make a camera impossible to defeat. The mounting surface, junction box, exposed cable, fasteners, and surrounding structure remain part of the installation. Paint, dirt, tape, deliberate obstruction, and a blocked view are different threats from impact. A reachable camera should also trigger a maintenance check when its view changes unexpectedly. Treat IK10 as one layer in a tamper plan, not as a claim that the entire installation is vandal-proof.
Mounting Position Determines Whether IK10 Matters
Place the camera where it can see a face before a visitor reaches the door, intercom, or counter. Mounting extremely high may reduce tampering but can turn a face into the top of a head. Mounting too low may create better facial detail while exposing the camera to repeated contact. The useful compromise depends on approach direction, door swing, ceiling height, and the distance at which identification is needed.
Protect the cable transition and avoid a surface that flexes or allows the complete base to be pulled away. If conduit or a junction box is necessary, confirm that the accessories match the camera and environment. An IP67 enclosure can support outdoor exposure, but water resistance still depends on correct sealing, cable entry, and installation practice.
Glass Doors Make WDR and Lens Choice Decisive
Entrances often combine a bright exterior with a darker lobby. Without adequate wide dynamic range and a sensible angle, the doorway may look correct while the approaching visitor becomes a silhouette. A listed WDR specification is helpful, but a test at the brightest time of day is more valuable than the number alone. Interior lights, window film, seasonal sun angle, and reflective floors can all change the result.
Lens selection controls how many pixels the subject occupies. A 2.8 mm option typically provides a wider scene, which can suit a short vestibule or broad doorway. A 4 mm option narrows the field and may put more detail on a person approaching from farther away. Neither is universally better. Measure the scene width and target distance, then check the manufacturer’s field-of-view data and live image before ordering multiple units.
Translate One Camera’s Specifications into the Entrance Job
The DS-2CD2143G2-IU 4MP AcuSense Dome Camera with Mic is a practical specification example for a public entrance. It records up to 2688 by 1520 at 30 frames per second and is offered with 2.8 mm or 4 mm lens options. The listed horizontal fields of view are 103 degrees and 84 degrees respectively, so the choice should follow the doorway geometry rather than a preference for “wider.”
Its features include human and vehicle classification, a built-in microphone, 120 dB WDR, infrared illumination up to 30 meters, H.265+, PoE, microSD support up to 512GB, ONVIF profiles S and G, and IP67 and IK10 ratings. Those capabilities can fit a reachable glass-door entrance, provided the audio setting is lawful and appropriate, the chosen recorder or platform supports the needed functions, and the actual night scene falls within the camera’s usable imaging conditions.
Photograph Three Conditions Before Ordering
Take one photograph from the proposed camera position during normal daylight, one when exterior light is strongest, and one after dark with the entrance lights in their usual state. Mark the point where a visitor’s face should become useful, then record that distance and the width of the scene. Note whether the door opens toward the view, whether people queue, and whether hats, reflections, displays, or signs routinely obscure faces.
Next, confirm the recorder model, available PoE ports, supported resolution, codec, analytics, audio handling, and storage requirement. A compatible camera can still lose advanced features when paired with the wrong platform. Finally, decide who is responsible for notices or consent where audio recording is used; requirements vary by jurisdiction and setting.
This short field record turns “vandal-proof” from a marketing label into a defensible purchase specification. The right entrance camera is the one that remains physically secure, exposes faces correctly, frames the approach at useful scale, and records through the system the business already operates.