Tecnosky 0.8x 4-element Flattener/Reducer for ED70 / ED80 / EDT80 / 80 Apo Triplet (TK_sp4)
Accessory

Tecnosky 0.8x 4-element Flattener/Reducer for ED70 / ED80 / EDT80 / 80 Apo Triplet (TK_sp4)

tecnosky.eu/.../spianatore-riduttore-0-8x-a-4-elementi.html
TypeFocal modifier / field corrector
Users 10
Images 99
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