===== OpTex ZEISS 10.5mm T2.4 ===== {{ :lens:20260615_105316.png?300|}} ==== Summary ==== Base lens is a ZEISS Distagon 16mm f/2. ==== Tech Specs ==== | Manufacturer |OpTex| | Series |-| | Model |ZEISS| | Focal Length |10.5mm| | Max Aperture |T2.4| | Min Aperture |T16| | Format |-| | Image Circle |-| | Minimum Focus |-| | Focus Rotation |°| | Iris Blades |9| | Optical Design |-| | Squeeze |none| | Front Diameter |151mm| | Filter Thread |none| | Focus/Zoom Rod |none| | Native Mount |PL| | Data Protocol |none| | Length |-| | Weight |-| | Body Telescope |minimal| | Body Material |aluminum| | Focus Drive |manual| | Iris Drive |manual| | Zoom Drive |none| ==== History ==== Country of Origin: \\ Release Date: \\ Launch Price: \\ Design Revisions: \\ ==== Service ==== Service Manual: [[staff:servicedb:OpTex10.5mm|Disassembly/Re-assembly]] \\ \\ Full CLA: **TBD hrs.**\\ Due to the front being heavy and the threads being so small, achieving a good balance between minimal image shift and good focus feel is difficult. Also, due to the design, when installing a front element that has been edge painted with something light like Pilot ink, it can be difficult to keep the element from spinning and thus scratching the edge paint.\\ ==== Notes ==== ==== Media ====