The head follows the mounting
Confirm collar fit, support geometry, orientation and service access against the actual product and pole documents. A short pole segment in the photograph is a concept reference.
NIGHT / SITE / LUMINAIRE
A shallow graphite disk head with a simple post-top collar. A 40 W input and 4 m pole are illustrative references for a promenade discussion.

NC-P40 / ORIGINAL FICTIONAL GEOMETRY
Examples only. No photometric file, tested rating or site calculation is supplied.
SITE / MOUNT / EVIDENCE
Promenade and pedestrian-street planning concepts. No measured illuminance, glare, ingress rating or electrical conformity is established.
Confirm collar fit, support geometry, orientation and service access against the actual product and pole documents. A short pole segment in the photograph is a concept reference.
Define movement, path width and viewing directions before choosing an optic. Input wattage and a night scene do not establish coverage, glare or uniformity.
Link the chosen head, optic and driver to actual photometric and electrical documentation. Installation and acceptance need project-specific review.
ORIGINAL CONCEPT / PROCUREMENT QUESTIONS
These notes are not photometry, a datasheet, wiring or installation instructions, a test report or certification.
Confirm collar fit, support geometry, orientation and service access against the actual product and pole documents. A short pole segment in the photograph is a concept reference.
Define movement, path width and viewing directions before choosing an optic. Input wattage and a night scene do not establish coverage, glare or uniformity.
Link the chosen head, optic and driver to actual photometric and electrical documentation. Installation and acceptance need project-specific review.