William Optics UltraCat 108 WIFD f/4.8 + FREE International Shipping

Highlights of the UltraCAT 108 WIFD APO

• 5 elements Petzval flat field design with FPL-53 optics
• WO Internal Focus Design (WIFD), compatible with motorised focuser
• Fast focal ratio f/4.8
• Medium format coverage (60mm)
• Anti-Shrink Lens Cell Technology
• Sensor Tilt eXterminator (STX)
• Interchangeable camera mount (Canon EF, RF / Nikon F,Z / Sony E / Pentax K / M4/3 / Fujifilm X)
• Compatible with any 48mm (2") imaging filter
• Super bright Bahtinov mask + lens cap
• Field rotator 
• 7.82kg OTA only

Exclusive features of the UltraCAT 108 WIFD APO:

• Sensor Tilt Corrector (STX)
• Medium Format coverage
• WO patented innovative internal focus design (WIFD)

Package Includes:

1. UltraCAT 108 APO WIFD
2. WO lens cap with bahtinov Mask 
3. Mounting rings with Saddle Handle Bar
4. Camera Angle Rotator
5. Sensor Tilt eXterminator (STX)
6. Vixen Style Dovetail Plate
7. M48, M54 and M68 adapters
8. Soft carrying case
9. Allen key set

Introduction

Ultra Cat 108 Specifications

User Photos