The most durable glass filter on the market. Great for both visual and photographic use. Solar image is yellow-orange. Guaranteed fifteen years. For photographic use only.
Solar image is yellow-orange.
Guaranteed fifteen years. Oaks Optical Polymer filters offer very high resolution at an economical price. Unlike aluminized Mylar, solar image is yellow with better contrast. Available in one or two layer design. One layer design is coated on both sides.