Observation Presets
Optical Parameters
The 99% Trap: Ambient light falls 99%, triggering pupil dilation (up to 4.2mm+). But the visible solar crescent maintains 100% surface radiance (~20 MW/m²·sr), focusing intense energy directly onto foveal retinal pigment epithelium.
Optical Ray-Tracing & Retinal Convergence
STATUS: DANGEROUS_RETINAL_BURN_RISK
Wear ISO 12312-2 Filter
Retinal Irradiance
14.80 W/cm²
Time to Retinal Damage
1.2 s
Filter Transmission
15.00% (OD 0.8)