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GET /v1/microscope

Resolving power via NA

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10 free calls per day — no sign-up, no API key. Goes through the oanor gateway.

Custom headers (optional)
api.oanor.com/resolution-api

It works. Grab an API key and use it in your project.

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Code snippets

curl "https://api.oanor.com/resolution-api/v1/microscope" \
  -H "x-oanor-key: oanor_test_..."
await fetch("https://api.oanor.com/resolution-api/v1/microscope", {
  headers: { "x-oanor-key": "oanor_test_..." }
});
$ch = curl_init("https://api.oanor.com/resolution-api/v1/microscope");
curl_setopt($ch, CURLOPT_HTTPHEADER, ["x-oanor-key: oanor_test_..."]);
curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
$out = curl_exec($ch);
import requests
requests.get(
    "https://api.oanor.com/resolution-api/v1/microscope",
    headers={"x-oanor-key": "oanor_test_..."}
)

Example response

A real response from this endpoint, captured by the latest health check.

{
    "data": {
        "formula": "Rayleigh d = 0.61·λ/NA; Abbe d = λ/(2·NA); NA = n·sin(θ).",
        "wavelength_nm": 550,
        "abbe_resolution_nm": 196.4286,
        "numerical_aperture": 1.4,
        "rayleigh_resolution_m": 2.39643e-7,
        "rayleigh_resolution_nm": 239.6429,
        "useful_magnification_max": 1400
    },
    "meta": {
        "timestamp": "2026-06-04T10:18:43.374Z",
        "request_id": "006ef7d0-de07-43f5-b320-17c565121ba1"
    },
    "status": "ok",
    "message": "Resolving power via NA",
    "success": true
}