Astrophotography

Optec engineers have developed a low profile, yet extremely robust 3-inch focuser for telescope installations where back-focus is at a premium. Wi...

85mm down to M42mm thread AO7, ATIK383L 15mm back focal distance For AG and ODK telescopes Individually machined to order in the UK Description...

85mm Diameter Adaptor Ring Provides 5mm of Back Focus Distance (BFD) Fixed, Non-Adjustable Spacer Design Ensures Rigid, Tilt-Free Connections Manu...

Designed for 85mm optical trains Provides a fixed 10mm of back focus distance (BFD) Ensures rigid, non-flexing spacing for astrophotography Machin...

85mm Connection Diameter Provides 15mm of Fixed Back Focus CNC-Machined for Rigidity Designed for Orion Optics UK Imaging Trains Description FA...

Connects to 85mm threaded correctors and accessories Provides a fixed 25mm of back focus distance (BFD) Engineered for Orion Optics UK imaging sys...

85mm fixed ring 40mm back focal distance For AG and ODK telescopes Individually machined to order in the UK Description Specifications In the B...

85mm fixed ring 50mm back focal distance For AG and ODK telescopes Individually machined to order in the UK Description Specifications In the B...

Fits OPTEC 2400 dovetail 24.5mm back focal distance For AG and ODK telescopes Individually machined to order in the UK Description Specificatio...

Fits 2" thread 12mm back focal distance For AG and ODK telescopes Individually machined to order in the UK Description Specifications In the Bo...

Fits AO8, 15mm back focal distance For AG and ODK telescopes Individually machined to order in the UK Description Specifications In the Box War...

Fits AP2.7" female thread 12mm back focal distance For AG and ODK telescopes Individually machined to order in the UK Description Specification...

Fits FLI 3" thread 12mm BF Custom fit For AG and ODK telescopes Individually machined to order in the UK Description Specifications In the Box ...

Fits M54 x 0.75 thread 12mm back focal distance For AG and ODK telescopes Individually machined to order in the UK Description Specifications I...

Fits M92 thread 12mm back focal distance For AG and ODK telescopes Individually machined to order in the UK Description Specifications In the B...

Fits STL 20mm back focal distance For AG and ODK telescopes Individually machined to order in the UK Description Specifications In the Box Warr...

Fits T mount 0.75 12mm back focal distance For AG and ODK telescopes Individually machined to order in the UK Description Specifications In the...

Fits T mount 0.75 21mm back focal distance For AG and ODK telescopes Individually machined to order in the UK Description Specifications In the...

Connects to 85mm threaded correctors and focusers Provides a fixed 20mm back focus distance (BFD) Ensures rigid, non-flexing camera connection Des...

Provides a fixed 30mm back focus distance Designed for 85mm threaded interfaces Solid, single-piece construction for maximum rigidity Machined in ...

4-lens ED corrector for the AG Astrograph range Machined to fit SBIG STX 16803 89dia DT- 50mm back focal distance Individually machined to order i...

Designed for Orion Optics UK AG Wynne Correctors Sets a Nominal 25mm Back Focus Distance Provides ±4mm of Fine Adjustment (21mm to 29mm Range) Con...

Machined to fit M42x0.75 T thread 18mm back focal distance Mounting adaptor only, no lens Individually machined to order in the UK Description ...

Machined to fit M42x0.75 T thread 24mm back focal distance Mounting adaptor only, no lens Individually machined to order in the UK Description ...