Panasonic’s newly introduced lineup of 4K 60p camcorders are aimed at filmmakers, videographers, and live-streaming professionals, notes DIY Photography: The four models – AG-CX20, AG-CX18, HC-X1600 ($1,699.99), and HC-X1200 ($1,299.99) – combine advanced features with a lightweight, portable design. All four new models feature a powerful 25–600mm zoom lens (35mm …