Accurate M42 Thread - Telescope tube adapter ring features M42x0.75 thread for smooth connection with T2 mount lenses, ensuring stable alignment for clear birdwatching photography.
Dual Adjustment System - Height adjustment valve extends eyepiece range from 67mm to 80mm while diameter valve fine-tunes fit (41.5mm-44.5mm), solving compatibility issues for DSLR/mirrorless cameras.
Quick Installation - Hollow-designed aluminum alloy sleeve installs in seconds without obstructing adjustment wheels, ideal for field photographers needing fast equipment swaps during birdwatching sessions.
Multi-Device Compatibility - Lightweight adapter (56g) works with spotting scopes and micro four-thirds cameras, reducing carrying weight for outdoor enthusiasts by 40% compared to bulkier alternatives.
Stable Performance - CNC-machined aluminum alloy construction eliminates image movement during long-exposure astrophotography, backed by 12-month metal durability assurance.
Description
Frustrated by wobbly adapters ruining your birdwatching shots? Our M42 telescope sleeve solves this with high-strength aluminum alloy construction and dual adjustment valves. The height valve (67-80mm range) positions your eyepiece perfectly while the diameter valve (41.5-44.5mm) creates a stable connection. Weighing just 56g, it's 30% lighter than standard adapters yet withstands 200+ adjustment operations. See the difference in your next close-up - mount it on your DSLR in 15 seconds and capture feather details like never before.
Item Type: M42 Thread Telescope Sleeve
Material: Aluminum Alloy
Thread: Male Thread: M42x0.75mm/0.03in
Scope of Application: Birdwatching Telescope, SLR Micro Single Cameras