TS-Optics 2.5x 2" APO Barlow (TSB225)
Accessory

TS-Optics 2.5x 2" APO Barlow (TSB225)

teleskop-express.de/.../p8480_TS-Optics-Optics-2--Barlow-Lens---2-5x-APO-4-element-design---short--telecentric.html
TypeFocal modifier / field corrector
Users 19
Images 94