Description HM-THUNDER-EC This eyepiece is used to convert the HIKMICRO Thunder Smart Thermal Scope ( TH25 & TH35 ) from a dedicated scope to a clip-on attachment for your day scope. Must be purchased with an adaptor to suit your day scopes objective lens size: Thunder Clip-on Adator – 40mm Thunder Clip-on Adator – 50mm Thunder Clip-on Adator – 60mm
