Optec Inc. 7.5mm T-thread Extension Ring: Precision Spacing for Astrophotography

Specific Design: A T-thread extension ring, expertly designed to provide 7.5mm of length extension.
Astrophotography Integration: Ideal for achieving the precise spacing required in astrophotography setups for optimal imaging.
Universal T-thread Compatibility: Compatible with standard T-threaded equipment, ensuring broad usability across various cameras and accessories.
Compact and Lightweight: Its compact size and light weight make it unobtrusive and easy to incorporate into existing setups.
Enhanced Imaging Precision: Helps in fine-tuning the distance between camera sensors and optical elements, crucial for sharp and focused astrophotos.
Durable Construction: Made from high-quality materials to withstand regular use and maintain precision over time.
Easy to Use: Designed for simple attachment and detachment, facilitating quick changes and adjustments in the field.
Versatile for Multiple Configurations: Can be used in a variety of imaging setups, making it a versatile tool for both amateur and professional astronomers.
Sleek and Professional Appearance: Maintains a professional look that complements your astrophotography equipment.
Essential Accessory for Astrophotographers: A must-have for those needing precise extension adjustments in their astrophotography rigs.

Specifications

Outside Diameter: 1.84" (46.7mm)

Overall Height: .49" (12.5mm)

Clear Aperture: 1.50" (38.1mm)

Weight: .4oz (11.3g)

Back-Focus Usage: .3" (7.5mm)