Astronomical Telescope 2in 60mm Eyepiece Extension Tube Add for T2‑PK Adapter Ring Set

Feature: 1. Through the 2 inch 60mm eyepiece extension tube and for T2‑PK adapter ring set, the astronomical telescope can be used as PK mount camera lens photograph astronomical scenes such as star or nebulae. 2. The effective working length of the extension tube is 60mm2.4in, which can magnify the screen to facilitate observation of more details. 3. Made of high‑quality aluminum alloy, strong and durable, the surface is painted to prevent oxidation and corrosion. 4. The inner wall is treated with extinction to avoid the influence of reflected light on imaging. 5. Suitable for Pentax PK port SLR cameras. Specification: Item type: Telescope to Camera AdapterMaterial: aluminium alloyColor: blackWeight: Approx. 271g Applicable models: for PK port SLR camera . Package List: 1 x Extension tube 1 x 2 inch to T adapter (installed) 1 x Adapter ring