Red filter can be adjusted to fit housing with port diameter 25 to 50.

Part#: FL-Ft-R-ADJ2550

Adjustable red filter for rectangular ports with diagonal dimension 70 – 135 mm and round
port with diameter 60 to 100 mm.

Material: Anodized Marine Grade Aluminium, Acrylic

Part#: FL-Ft-M-ADJ70135

170mm Red Filter with Fine Adjustment for Dome Port

Diameter: 170mm

Part#: FL-Ft-R-D170A

127mm Red Filter with Fine Adjustment for Semi-dome Port

Diameter: 127mm

Part#: FL-Ft-R-D127A

150mm Push-on Type Red Filter for Olympus C8080 Housing

Diameter: 150mm

Part#: FL-Ft-R-150

145mm Push-on Type Red Filter

Diameter: 145mm

Part#: FL-Ft-R-145

130mm Push-on Type Red Filter for Olympus Wide Conversion Lens PTWC-01

Diameter: 130mm

Part#: FL-Ft-R-130

127mm Push-on Type Red Filter for WD80

Diameter: 127mm

Part#: FL-Ft-R-127