The FIND-R-SCOPE^® Image Converter Tube - part # 61896-5 is the "heart of the viewer. This replacement part is compatible with FIND-R-SCOPE^®Infrared Viewers such as model 84499A-5, that have a non-removable objective lens mount. Image Converter Tube has a spectral sensitivity of 350-1550 nm. The approximate diameter of this tube is 34 mm.

For information to help you identify your style viewer, you can review Technical Note TN-106 in the Technical Support section of this site. It discusses the differences between objective mount, eyepiece, and tube size, etc. .

Questions about the part? Please contact us. We want to make sure you get the right part!