10 Best Lab Photometers & Light Meters 2025

Are you tired of guessing how much UV light your reptile needs? Look no further than our top 10 list of lab photometers and light meters for accurate readings. We reviewed and scored many products in the light meters and photometers category, ranging from a 7.2 to a whopping 9.6. Our number one pick is the Solarmeter Model 6.5R Reptile UV Index Meter from the trusted brand Solarmeter. This handheld digital radiometer measures ultraviolet light from 280-400 nm with a range from 0-199.9 UV Index. Made in the USA with durable ABS Polymer, this product is a must-have for any reptile owner. Don't settle for guesswork when it comes to your pet's health. Upgrade to the Solarmeter Model 6.5R and get accurate readings every time.