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Opticron Binoculars & Telescopes

Eyepiece Adapters & Extension Tubes

 

Eyepiece Adapter 42 to 31.7mm
72689 EA 42 to 31.7mm
Description: Eyepiece Adapter 42mm to 31.7mm
Application:
Converts from 42mm male T-thread to allow use of 31.7mm eyepieces. Supplied as standard with Vixen flip mirror and R200SS
Compatibility: Can be used on Vixen flip mirror or R200SS
Weight: 46g (1.62oz)
Eyepiece Adapter 36.4 to 31.7mm
73720 EA 36.4 to 31.7mm
Description: Eyepiece Adapter 36.4mm to 31.7mm
Application:
Converts from 36.4mm visual back to allow use of 31.7mm eyepieces
Compatibility: Older Vixen OTAs with 36.4mm visual back
Weight: 29g (1.02oz)
Eyepiece Adapter 60 to 50.8mm
73725 EA 60 to 50.8mm
Description: Eyepiece Adapter 60mm to 50.8mm
Application:
Attaches to 60mm visual back and provides 50.8mm fitting with set screws for securing flip mirror or extension tube
Compatibility: All Vixen OTAs with 60mm visual back
Weight: 66g (2.33oz)
Eyepiece Adapter 50.8 to 43mm
77291 EA 50.8 to 43mm
Description: Eyepiece Adapter 50.8mm to 43mm
Application:
Converts from 50.8mm push-fit to 43mm female thread
Compatibility: To attach 73523 Camera Adapter 43mm Deluxe
Weight: 85g (3.00oz)
Eyepiece Adapter 42 to 50.8mm
77292 EA 42 to 50.8mm
Description: Eyepiece Adapter 42mm to 50.8mm
Application:
Converts from 42mm male T-thread to allow use of 50.8mm eyepieces
Compatibility: Can be used on Vixen flip mirror to allow use of 50.8mm eyepieces
Weight: 60g (2.12oz)
Eyepiece Adapter 60 to 50.8mm
77293 EA 60 to 50.8mm
Description: Eyepiece Adapter 60mm to 50.8mm
Application:
Attaches to 60mm visual back and provides 50.8mm fitting with set screws for securing flip mirror or extension tube
Compatibility: All Vixen OTAs with 60mm visual back
Weight: 65g (2.29oz)
Compression Ring Adapter
75971 50.8mm Compression RIng Eyepiece Adapter
Description: Compression Ring 60mm to 50.8mm
Application:
Attaches to 60mm visual back and provides 50.8mm fitting with compression ring for securing flip mirror or extension tube
Compatibility: All Vixen OTAs with 60mm visual back
Weight:: 63g (2.22oz)
Extension Tube VMC/VC200L
72956 Extension Tube 60mm
Description: Extension Tube 60mm
Application:
Extends 60mm visual back to allow use of 50.8mm eyepieces without a diagonal or flip mirror or to provide additional back focus for astrophotography
Compatibility: All Vixen OTAs with 60mm visual back
Weight: 115g (4.06oz)
Extension Tube 43mm
72957 Extension Tube 43mm
Description: Extension Tube 43mm
Application:
43mm male to 43mm female thread to provide additional back focus for astrophotography
Compatibility: Use with 73523 Camera Adapter 43mm Deluxe
Weight: 37g (1.31oz)
Extension Tube R200SS
72961 Extension Tube 42mm
Description: Extension Tube 42mm
Application:
Converts from 42mm male T-thread to 43mm female thread to extend back focus
Compatibility: To attach 73523 Camera Adapter 43mm Deluxe