Sigma

Key features:

• Focal Length: 300-600mm
• Aperture Range: f/4 to f/22
• L-Mount Lens 
• Full-Frame Format
• Angle of View: 8.2-4.1 degrees
• Optical Stabilization Algorithm OS2 
• 6.   Wide-Angle to Telephoto Zoom Macro Lens
• HLA (High-response Linear Actuator)
• 28 elements in 21 groups (6 FLD, 1 SLD)
• Inner Zoom
• NPC (Nano Porous Coating)
• Water- and Oil-Repellent Coating 
• AFL button (4 locations)
• 13 (Rounded Diaphragm) 
• Drop In Filter Holder
• Dust- and Splash- Resistant Structure
• Mount Conversion Service available

Key features:

• 24 MegapixeL Full-Frame Back-illuminated CMOS Sensor
• L-Mount Lens Mount
• 3.15 Type Display Monitor
• 230GB Internal Memory
• High-resolution 6K and L-Log recording
• Haptics incorporated in Dial, Center, Option, and Playback buttons
• Seamless All-Metal Body
• Camera Body Only

Key features:

• 24 MegapixeL Full-Frame Back-illuminated CMOS Sensor
• L-Mount Lens Mount
• 3.15 Type Display Monitor
• 230GB Internal Memory
• High-resolution 6K and L-Log recording
• Haptics incorporated in Dial, Center, Option, and Playback buttons
• Seamless All-Metal Body
• Camera Body Only

Key features:

• Focal Length: 23mm
• Aperture Range: f/1.4 to f/16
• Fujifilm X-Mount Lens 
• APS-C Format
• Compatible with high-speed autofocus
• Stepping motor
• Compatible with lens aberration correction with supported cameras
• Lens Construction: 13 elements in 10 groups
• 3 Special Low Dispersion (SLD) Elements
• 2 Aspherical Glass Elements
• Super Multi-Layer Lens Coating
• Mount with dust and splash-resistant structure