ThermTec Hunt Pro 335 Thermal Clip-OnTransform Your Day Scope Into a Thermal Powerhouse The ThermTec Hunt Pro 335 thermal clip on mounts in front of your existing day scope, instantly converting it into a high performance thermal system. Keep your zero, keep your familiar reticle, and add the game changing advantage of thermal detectionall without changing your rifle setup. Why the Hunt Pro 335 384x288 Thermal Core: High resolution thermal sensor delivers crisp, detailed images with