SKU: 5510.11

FL Port Extension for Lenses Up To 2.75 Inches

Sale price$ 0.00
Sold out

This product is out of stock and permanently out of production. Consider upgrading to the DL Port System.

Our shortest FL system Modular Lens Extension for use with compact, super-wide angle lenses. The extension threads onto the base of the Modular 8-inch Dome for simple assembly. Bayonet-style attachment to the housing body. Works with all newer 4-lock housings as well as all older 2-lock housings.

Accommodates lenses up to 2.5-inch (7.0 cm) long and 3.3-inch (8.4 cm) in diameter when used with the Modular 8-inch Dome. Accommodates lenses up to 2.6-inch (6.6 cm) long when used with the Modular Flat Front. The included Anti-Rotation Lock for Modular Extension 5510.11 cannot be used with the Modular Flat Front.


In the Box


Anti-rotation lock # 5510.09

O-ring to housing # 0105

O-ring to front # 0132.41

Silicone lubricant 1cc tube



Instruction Manual