William Optics Dura-Bright Carbon Fiber Dielectric Diagonal - 2" - D-DIG2D-C-DB

If what you are looking for is the highest achievable brightness, contrast and sharpness during critical observations with high-end instruments, the William Optics Dura-Bright Carbon Fiber Dielectric Diagonal - 2" is an excellent choice. This dielectric diagonal features 100% real carbon fiber side plates that add that touch of class your scope deserves.

• Dielectric coating allows 99% reflectivity.

   

   

• 10mm thick substrate flat for optimal image stability.

   

   

• Polished to 1/10th wave accuracy.

   

   

• Accurate design guarantees constant alignment. No further alignment needed.

   

   

• 2" to 1.25" eyepiece adapter included.

   

   

• Lock screw for eyepiece/adapter.

   

   

• Big, knurled thumbscrews easy to turn even with gloves on.

   

   

• Patented, elegant design.

   

   

• High-quality machining out of the best aluminum.

   

   

• Internal antireflection for highest contrast.

   

   

• Compression rings (both on diagonal and adapter) to prevent barrel marring.

   

   

• Internal safety stop prevents 2" barrels from hitting the mirror.

Ultra High Dielectric 99% reflectivity.

Precision 1/10 lambda surface with 15mm thickness mirror for best quality.

2"- 1.25" adapter with brass clamping ring,includes 2 thumb screws at 120 degree apart for safe secure lock.

Inside diameter (48mm): threaded to fit a variety of filters.

Weight : 535g

William Optics Product Number: D-DIG2D-C-DB