Unlike with most cameras in the compact class, you can attach waterproof converters and 40.5mm lens filters to the TG-1 or TG-2 using the CLA-T01 conversion lens adapter
The tele converter lens TCON-T01 dedicated for use with TG-1 lets you increase the optical zoom ratio by 6.8x - for dramatic close-ups with professional-looking background blur
With the Super-resolution Zoom feature of TG-1, you can even reach 13.6x magnification
This conversion lens is particularly helpful when shooting long-distance shots enjoying the high brightness even for far away scenes
Telephoto shooting with 1.7x magnification without sacrificing aperture
Capture far away motifs by extending the focal length from 100mm to 170mm
Easy attachment to the camera, even underwater, up to a depth of 15m
Extends your optical zoom from 4x to nearly 7x.
The CLA-T01 Adapter and the TCON-T01 Telephoto lens are both included in the package
Everything needed to attach the lens to the camera is included in the box