Features of Borg 107FL F3.9 ED

• 107mm aperture fluorite
• 6-element advanced petzval optical system, including one fluorite and one ED elements
• Covers up to 55mm diagonal sensor
• Japanese-made high quality carbon fiber tube
• Feather Touch True 3″ focuser (FTF3215B-A) – motor upgrade ready
• Back focus : 80.0mm from M68.8 female section. Optical back focus from a rear lens is 177.5mm.
• M57 camera rotator
• 4.3kg / 445mm long.
• Padded carrying bag included as standard
• Pentax 645D, Fujifilm GFX & PhaseOne mount adapters and large camera rotator will be available later
• 21″-long carrying bag allows to take a whole unit into the aircraft cabin as a carry-on baggage, without disassembling the configuration. (Most US airlines restrict up to 22″ long)
• Fits 115mm ID mounting rings (optional)