Imaging Train

Achieve Prime Focus with SLR/DSLR Cameras Provides Necessary Focuser Extension All-Metal Aluminum Construction Lightweight and Durable Design Wide...

Connects SCT Telescopes to T-Thread Cameras Male Thread: Standard SCT Female Thread: M42x0.75 T-Thread Extension Travel: 30mm (1.18 inches) Net We...

Converts M48 Female Threads to M42 Male T-Threads Enables Connection of M42 T-Rings and Accessories to M48 Correctors Knurled Exterior for a Secur...

60mm Aperture 240mm Focal Length (f/4) Precise Helical Focuser 1.25" Camera and Eyepiece Connection Includes Mounting Rings and Dovetail Descri...

Connects M42 T-thread cameras to 1.25" focusers Standard M42 x 0.75 male threads Fits any telescope with a 1.25" eyepiece holder Lightweight desig...

40mm Aperture 160mm Focal Length (f/4) Accepts 1.25" and T2-Threaded Cameras 12.5mm Back Focus Weighs 449.8g (15.87oz) Description FAQ Specific...

Accommodates telescopes with 43mm to 70mm tube diameters Large 12mm knurled metal adjustment screws Solid metal construction weighing 168.4g / 5.9...

50mm Aperture 190mm Focal Length (F3.8) Zero-Flexure Helical Focuser 8mm Focuser Travel Includes Mounting Rings and Dovetail Description FAQ Sp...

Corrects tracking errors and opto-mechanical flexure Large 8 × 14 mm prism for bright guide stars Slim 12.5 mm body thickness preserves back focus...

Adds 67 mm of optical length to your imaging train Features M92 male and female threads for a secure connection Designed for William Optics FLT 11...

30mm Optical Length Connects M80 x 0.75 to M54 x 0.75 Threads For William Optics Flat68III & Flat7A Flatteners Description FAQ Specificatio...

360° of precise framing rotation Standard M54 male and female threads Adds a minimal 30.2 mm to the optical path Securely locks orientation for lo...

Connects William Optics FLT91 Telescope to Flat6AIII Flattener Input Thread: M92 Male Output Thread: M63 Female Optical Path Length: 10.5 mm De...

Corrects focal plane tilt without altering back focus Maintains a constant 18mm optical thickness Provides a ±1° adjustment range Features M54 fem...

Provides a precise 54mm of optical length Connects the FLAT68III flattener to M48 imaging trains Designed specifically for the William Optics Gran...

Connects M48 (2-inch) accessories to the Askar FMA180 Converts the native M42x0.75 T-thread to a larger M48x0.75 thread Engineered for a precise f...

Large 10mm x 10mm guide prism M54, M48, and M42 adapters provide broad compatibility Optimized for full-frame cameras Rigid CNC-machined construct...

Provides ±2mm of fine backfocus adjustment Total optical length adjustable from 16mm to 20mm High-precision 0.05mm increments Available with M54 o...

52mm Aperture 249.6mm Focal Length (f/4.8) Air-Spaced Doublet Objective Lightweight 0.74kg Design Includes M42x0.75 and 1.25" Adapters Descript...

Integrates Off-Axis Guider and Filter Drawer 37.5 mm Optical Length Supports M48, M54, and M68 Connections Magnetic M48 Filter Holder 336 g (11.85...

Achieve Precise Back Focus for Tele Vue Imaging Systems Includes Four Threaded Extension Tubes (6.4mm, 9.5mm, 12.7mm, 25.4mm) Includes Two Unthrea...

Extension Length: 9.5mm (0.375") Format: Tele Vue 2.4" Accessory Standard Connection Side 1: 2.4" Female Thread Connection Side 2: 2.4" Male Threa...

Connection (Telescope Side): Tele Vue 2.4" Female Thread Connection (Camera Side): Male T-Thread (M42x0.75) Optical Length: 0.26" (6.6mm) Material...

Extension Length: 0.50" (12.7mm) Connection Standard: Tele Vue 2.4" Imaging System Thread Material: Black Anodized Aluminum Clear Aperture: >2....