ZENZA BRONICA 90mm S056·2C (YA3) Bronica Excellent Condition

Medium format camera filter (orange) for Bronica.
Features: Orange filter to enhance contrast and create dramatic tones in landscape photography during sunsets or daylight.
Model Number: S056 2C YA3 is the accessory ID for an orange filter for Bronica's Series VIII size.
Usage: Primarily a drop-in (non-screw-in) type filter made for lenses such as the 75mm f/2.8 and 135mm f/3.5.
2. Bronica 90mm Lens (Assumed)
The 90mm designation is most likely for the Zenzanon 90mm F4, primarily used with the Bronica ETR series (6x4.5 format).
*Note: For the S2, 75mm, 100mm, or 105mm are typically standard.
The 90mm lens for the ETR series is known as a standard and high-quality macro/standard lens within this camera system.