Amazon.com : Barlow Lens 5X, Multi-Coated 1.25" 5X Barlow Lens M42 Thread for Telescopes Eyepiece M42 x 0.75mm Thread T-Adaptor, Can be Attached to DSLR or SLR Camera via a Separate Ring
Barlow High-power 5x de 4 elementos 1.25" | Tienda de Astronomia y Meteorologia
StellaLyra 1.25" 5x Flat Field TeleXtender Barlow | First Light Optics
Lente acromática 5X Barlow Pro - Calidad óptica superior (1.25")
5X BARLOW explore scientific Four-lens Premium-Teleextender with extension factor 5x