Panasonic has just announced two new lenses. These are 4/3 lenses fitting most Panasonic and Olympus cameras (and more)

Panasonic LUMIX G MACRO 30mm f/2.8 ASPH. MEGA O.I.S. Lens

• Micro Four Thirds System
• 60mm (35mm Equivalent)
• Aperture Range: f/2.8 to f/22
• One Aspherical Element
• Multi-Layer Coating
• Stepping AF Motor, Internal Focus
• MEGA Optical Image Stabilizer
• Maximum Magnification: 1:1
• Minimum Focusing Distance: 4.1"
• Rounded 7-Blade Diaphragm

 Buy from Adorama | B&H PHoto | Amazon Price: $397.99 - Shipping - May 2015My Thoughts: GH4 and this lens = Beautiful 4K Macro video! 

Panasonic LUMIX G 42.5mm f/1.7 ASPH. POWER O.I.S. Lens

• Micro Four Thirds System
• 85mm (35mm Equivalent)
• Aperture Range: f/1.7 to f/22
• One Aspherical Element
• Stepping AF Motor, Internal Focus
• POWER Optical Image Stabilizer
• Rounded 7-Blade Diaphragm

Buy from Adorama | B&H PHoto | Amazon Price: $397.99 - Shipping - May 2015My thoughts - This is equivalent to 85mm on full frame and that is a lovely portrait length.  f/1.7 plus the optical stabilization make this a very nice portrait video lens.