English: A Nikon Photomic Tn (third generation) metering viewfinder for the (original) Nikon F SLR camera. Note the N mark behind the power on indicator button.
{{Information |Description ={{en|1=A Nikon Photomic Tn (third generation) metering viewfinder for the (original) Nikon F SLR camera. Note the N mark behind the battery test button.}} |Source ={{own}} |Author =[[User:Thomas Good|Thoma...
Permission is granted to copy, distribute and/or modify this image under the terms of the GNU Free Documentation License, Version 1.2 or any later version published by the Free Software Foundation. Attribution is REQUIRED. Credit: "Thomas Altfather Good".