Hoya HMC 25A Red Filter for Black & White Photography Size:55mm - $49.90 The filter darkens blue skies

The filter darkens blue skies slightly

or shoot wide open in bright conditions

Cameras & Optics > Camera & Optic Accessories > Camera Lens Accessories > Camera Lens Filters-grade optical quality

The Hoya Diffuser filter gives a soft-focus effect due to the uneven surface pattern of the glass that spreads light rays traveling through your lens

Model HOYA HD SQ100 IRND64  Series SQ100 Type  ND Available Sizes 100x100 Water & Oil Repellent Coating Yes Hardened Glass Yes ND Number (Filter Factor)  64 Transmittance EV Correction 6-Stops UPC 0024066072320

Hoya HMC 25A Red Filter for Black & White Photography Size:55mm - $49.90 The filter darkens blue skiesDescription The Hoya 25A red filter is especially effective for increasing contrast in black & white photography. Ideal for dramatic cloud effects in landscapes, due to its blocking of the color blue rendering those areas of the sky darker. It can also be applied creatively in color and infrared photography. The 25A blocks over 90% of the light below 650mn, transmitting only red. For Color Photography: While this filter was designed for black & white