86mm FL560mm, f/6.5, 2 ED triplet
Universal Field Flattener
Model No: FLAT1.0
The best choice for FOT86 for Photography.
Fully multi-coated lenses are good to capture bright, detailed astrophotos.
Premium quality glossy anodizing finish, strong and endurable.
Require 55mm of backfocus. Univesal design for f/5~f/7 telescope.
Type: Fixed backfocus feild flattener
T-Thread: M42/ M48