Telescope Extension Tube, Car Engine Coolant Thermostat with O-ring 050121113C Astronomical Retractable Adapter Holder for Camera

Scope of application: the telescope extension tube equipped with adapter ring, is suitable for single-lens SLR cameras, which helps with visual photography. PREMIUM QUALITY - This telescopic adapter ring is simple to install and the aluminum alloy material makes it difficult to damage, good for long time use. M42 Thread: This telescope extension tube has a M42x0.75 thread and is suitable for the T2 bayonet lens of the camera, the T2 adapter ring can be transferred to the SLR. HIGH PERFORMANCE - The projection part is used with the eyepiece to achieve long focal lengths for small objects, and the focal length adapter is used without the eyepiece to take photos of the entire moon, gas nebulae, or galaxy using the telescope's focal length. SERVICE: We take responsibility for our products and believe in their quality. Professional features and high reliability give you a different experience and guarantee the satisfaction of each customer. If you have any questions about our products, we will be ready to answer for you.