Four KF mount adapters with fixed diameter options for reliable optical assembly KF16 OD 30mm Purpose: fits components with an outer diameter of 30 mm Benefit: precise, repeatable fit for stable mounting in KFstyle systems Compatibility: KF16 standard interfaces Useability: straightforward installation with secure clamping KF25 OD 40mm Purpose: designed for 40 mm outerdiameter components Benefit: consistent alignment across assemblies, reducing drift Compatibility: KF25 standard interfaces Useability: reliable performance in compact optical trains KF40 OD 55mm Purpose: accommodates 55 mm outerdiameter components Benefit: robust, repeatable mounting for midsize optics and adapters Compatibility: KF40 standard interfaces Useability: stable connection with easy positioning KF50 OD 75mm Purpose: intended for 75 mm size components Benefit: largediameter option enabling integration of bigger accessories Compatibility: KF50 standard interfaces Useability: secure, dependable fit in broader optical setups Key benefits and attributes Function: provides fixeddiameter KFstyle mounting to create stable, repeatable optical trains Compatibility: aligned with KFseries interface standards to ensure proper fit with corresponding components Size and fit: four distinct diameter options to cover common outerdiameter requirements Performance: designed for reliable mounting and reduced misalignment in assembled systems Use scenarios Scenario 1: Building a compact telescope or camera rig where components must lock onto a 30 mm, 40 mm, 55 mm, or 75 mm diameter mount without play Scenario 2: Assembling a modular optical bench in a lab, connecting lenses, filters, or adapters that require precise outerdiameter compatibility Scenario 3: Prototyping and development work, enabling quick swapping of parts across KFstandard diameters to test layouts and alignments This product line stays true to KF standards, delivering clear size options and dependable performance for professional optical assemblies without unnecessary embellishment.