Merker A B C D E F G H I K L M N O P R S V X Y Z A Acuter Arrox Arrox Astro B Baader Berlebach Breitler Bresser Bushnell Bushnell BW C Canon Celestron Coman Conotech Cortex D Dali Doppler E Energizer Explore Scientific F Fancier Feisol Fenix Focus FotoMate FotoMate Fujinon G Gitzo GPO (German Precision Optics) H Hama Hama Hawke Helios Hi-Spy Hikmicro I InfiRay K Kahles Kenko Kenko Kingjoy Kirk Kirk Kite Konus Kowa KSO L Lahoux Leica LensPen LensPen Leupold Lindu Lindu M Manfrotto Meopta Minox N Nikon Nisi Nisi Nitehog Nitehog Noblex O Opticron Outdoor Vision P Pard Pentax Photoclam Pixfra Pulsar R Really Right Stuff Really Right Stuff Rusan S Sightmark Sirui Sky-Watcher SkyTech Slik Slik SmallRig SpotShot Steiner Swarovski V Valleret Vector Velbon Velbon Vixen Vortex VSGO X Xinfrared Y Yukon Z Zeiss Zenith Zenith