1.5x Barlow Lens Erecting Eyepiece For Astronomical Telescope Ocular Plastic - 0.965 Inch Port - Telescope - AliExpress
Part 1 : Merits and Demerits of FFP, SFP and Dual reticles – The reason March chose a Dual tree reticle over a FFP reticle for 1-10×24 Shorty FFP scope | Quality,
Erect Image Diagonal Lens Erector fit for 1.25inch Telescope Tyepiece Focuser TI | eBay