• 150mm (35mm Equivalent)
• Aperture Range: f/2.8 to f/32
• One High Refractive Index Element
• One Extra-Low Dispersion Element
• Ultra Multi-Coating
• 1:1 Magnification, 1' Minimum Focus
• Internal Focus; Manual Focus Design
• Non-Rotating Filter Mount
• Rounded 9-Blade Diaphragm ** $549**

http://www.bhphotovideo.com/c/product/1132699-REG/rokinon_100m_e_100mm_f2_8_full_frame.html

Official specs:

• 105 mm
• 14 elements in 9 groups, 3 ED elements
• Min aperture F1.4, max - F16
• 9 rounded diaphragm blades
• Minimum focusing distance is 1m
• Ultrasonic ring focusing motor
• 82mm filter thread
• 985g
• $2199, £2049.99 or €2419 (yes, UK and EU are ripped again)

Available at : http://www.amazon.com/Nikon-NIKKOR-105mm-Focus-Cameras/dp/B01J4S9YRI/

Specifications

• 14 Elements in 11 Groups
• Min aperture - F20
• Image stabilization
• Minimum Focus Distance - 57 cm
• Magnification max is 0.25x
• 11 Rounded Diaphragm Blades
• Filter Thread - 72 mm
• Dimensions - 85.2 x 118.1 mm
• Weight is 700g
• $1498 at https://www.amazon.com/dp/B06WRMXVKK/
• or https://www.bhphotovideo.com/c/product/1317561-REG/sony_sel100f28gm_fe_100mm_f_2_8_stf.html

Specs

• Stabilizer - MEGA O.I.S
• 7 bladed aperture
• 12 lenses in 9 groups
• 2 ED lenses, one aspheric

• Aperture range: f/2 - f/22
• Number of blades: 9
• Focus mode: AF, MF
• Maximum magnification: 0.140x
• Focal length: 100mm
• Lens size: 76.6 x 122mm
• Full frame is supported
• Filter size: 58mm
• Compatible with Canon mount
• Nikon mount coming soon
• Weight: 400-500g
• $171 at https://www.aliexpress.com/item/YONGNUO-YN-100mm-f-2-YN100mm-F2-0-Long-Fixed-Focus-Lens-For-Canon-DSLR-Cameras/32754912607.html

Specifications:

• Lens Construction - 18 elements in 13 groups (2 ED lenses , 1 UED lens)
• Nano Surface Coating
• Optical Image Stabilizer - POWER O.I.S.
• Focal Length: f=35-100mm (35mm camera equivalent 70-200mm)
• Aperture Type: 7 diaphragm blades / Circular aperture diaphragm
• Maximum Aperture: F2.8
• Minimum Aperture: F22
• Closest Focusing Distance: 0.85m / 2.8ft
• Maximum magnification: Approx. 0.1x / 0.2x (35mm camera equivalent)
• Filter Size: 58mm / 2.3in
• Max. Diameter: Approx 67.4mm / 2.7in
• Overall Length: Approx. 99.9mm
• Weight: Approx. 360g

Good to have separate one :-)

Reviews and previews:

• http://sgoldswoblog.wordpress.com/2012/10/27/panasonic-35-100mm-first-impressions/
• http://www.photographyblog.com/reviews/panasonic_lumix_g_x_vario_35_100mm_f2_8_asph_review
• http://www.dpreview.com/previews/panasonic-lumix-g-x-35-100-2-8-ois
• http://www.dslrmagazine.com/pruebas/pruebas-tecnicas/desafio-70-200-mm.html

Samples:

• http://www.photographyblog.com/previews/panasonic_lumix_g_x_vario_35_100mm_f2_8_asph_photos
• http://www.ephotozine.com/article/panasonic-lumix-g-vario-x-35-100mm-f-2-8-sample-photos-20158

Price: $1499

Available at:

• US - http://www.amazon.com/Panasonic-H-HS35100-35-100mm-G-Series-Cameras/dp/B009B0X9PI/
• US - Offers from other sellers http://www.amazon.com/gp/offer-listing/B009B0X9PI/
• US - http://shop.panasonic.com/shop/model/H-HS35100
• EU - http://www.technikdirekt.de/main/de/642488/-/article-panasonic-2-8-35-100-mm-g-x-vario-power-ois.html

Extra:

Available at:

• http://www.amazon.com/Panasonic-100-300mm-4-0-5-6-Aspherical-Interchangeable/dp/B0043VE28S/
• http://www.bhphotovideo.com/c/product/736369-REG/Panasonic_H_FS100300_Lumix_G_Vario_100_300mm.html