Panasonic S-R100500E L-Mount 100-500mm f/4.0-6.3 Telephoto Zoom Lens

Panasonic's S-R100500E is a telephoto zoom lens for L-Mount full-frame cameras, offering an exceptionally versatile 100-500mm focal range in a single optic. Unlike fixed focal length super-telephotos, this lens lets you frame distant subjects with flexibility, while its optical stabilization and weather-resistant build make it a reliable companion for wildlife, sports, and outdoor photography.

Highlights

• Broad 100-500mm zoom range with f/4.0-6.3 maximum aperture
• Optical Image Stabilization (O.I.S.) with Dual I.S. 2 compatibility
• Dust, splash, and freeze-resistant construction for harsh conditions
• Removable rotating tripod collar for balanced support
• Rounded 9-blade diaphragm for smooth bokeh

In daily use

The lens focuses as close as 0.9 m at 100mm and 2.8 m at 500mm, with a maximum magnification of 0.23x. Its optical design comprises 26 elements in 17 groups, including 1 aspherical, 2 ED, and 3 UED elements to suppress aberrations. Autofocus is fast and accurate, and the 77mm front filter thread allows use of standard filters.

Full specifications

• Lens mount: L-Mount
• Focal length range: 100-500mm
• Maximum aperture: f/4.0-6.3
• Minimum aperture: f/22-45
• Lens structure: 26 elements in 17 groups
• Number of diaphragm blades: 9 (rounded)
• Minimum focus distance: 0.9 m (100mm) / 2.8 m (500mm)
• Maximum magnification: 0.23x
• Filter size: 77 mm
• Image stabilizer: Yes (O.I.S., Dual I.S. 2 compatible)
• Weather sealing: Dust, splash, and freeze-resistant
• Tripod collar: Removable, rotating

Final note

The Panasonic S-R100500E combines long reach, optical stabilization, and rugged build quality, making it a compelling choice for L-Mount photographers who demand performance in the field.