Visual Back / Rear Port Adapter (1.25") for Meade ETX Telescope Fits ETX 90/105/125 Allows use of 1.25" Accessories on Photo Port Machined of Aluminum with a durable black anodized finish. May fit other scopes with standard 34.6mm Threads (may not fit old Orange C90s) Will NOT work with the smaller ETX 60/70/80 due to the limited back focus of these scopes.