pyranometer

noun 0.755

polarimeter

noun 0.675

radiometer

noun 0.639

pyrometer

noun 0.639

photometer

noun 0.624

bolometer

noun 0.617

heliograph

noun 0.610

light meter

noun 0.606

spectrophotometer

noun 0.604

actinometer

noun 0.603

psychrometer

noun 0.602

ellipsometer

noun 0.601

nephelometer

noun 0.595

hygrometer

noun 0.593

hypsometer

noun 0.591

solar telescope

noun 0.587

thermometer

noun 0.580

hydrometer

noun 0.577

pyrometry

noun 0.576

polarimetry

noun 0.576

clinometer

noun 0.575

goniometer

noun 0.573

heliotrope

noun 0.567

spectrometer

noun 0.564

tiltmeter

noun 0.563

helio

noun 0.563

inclinometer

noun 0.563

colorimeter

noun 0.560

solar collector

noun 0.555

photosensor

noun 0.550

thermopile

noun 0.550

pyroelectric

noun 0.549

theodolite

noun 0.549

rheometer

noun 0.548

heliosphere

noun 0.548

heliotropism

noun 0.547

exposure meter

noun 0.544

thermoscope

noun 0.542

planimeter

noun 0.539

ometer

noun 0.539

keratometer

noun 0.538

polariscope

noun 0.536

calorimeter

noun 0.536

reflectometer

noun 0.528

sundial

noun 0.526

photomultiplier

noun 0.523

photodiode

noun 0.521

seismometer

noun 0.521

photoresistor

noun 0.521

photodetector

noun 0.520

spectropolarimetry

noun 0.518

anemometer

noun 0.517

scintillometer

noun 0.517

spectroscope

noun 0.516

spirometer

noun 0.516

photocell

noun 0.514

ellipsometry

noun 0.514

gyrocompass

noun 0.513

radiometry

noun 0.513

gyroscope

noun 0.513

spectrophotometry

noun 0.512

solarium

noun 0.511

energy meter

noun 0.510

electrometer

noun 0.510

velocimeter

noun 0.507

phototransistor

noun 0.506

astrolabe

noun 0.505

photoelectric cell

noun 0.505

helioseismology

noun 0.504

dilatometer

noun 0.504

interferometer

noun 0.503

telemeter

noun 0.503

photometry

noun 0.501

respirometer

noun 0.501

refractometer

noun 0.500

solar

noun 0.500

penetrometer

noun 0.500