I went looking for examples and searched 80A filter and found very little on the main sub. So here is Velvia 100 with an 80A filter including a comparison at the end.
Tiffen 55Mm 80A Filter | Lazada PH
80A Color Conversion Screw-In Filter - 5880A – The Tiffen Company
Bresser | EXPLORE SCIENTIFIC Filter 2" Blue No.80A | Expand Your Horizon
Tiffen 52mm 80A Filter at KEH Camera
Amazon.com : Astromania 2" Color/Planetary Filter for Telescope - #80A Blue : Electronics
62mm Marumi 80A Filter - Blue Color Correction - NEW 18208022373 | eBay
Castell #80A Blue Planetary Filter 30% Transmission
Hoya 80C Filter | Free shipping w/ $25 Purchase – Hoya Filters
Cokin Z-Pro Series 80A Light Balancing Filter CZ020 B&H Photo
Tiffen 58mm 80A Filter 5880A - Adorama
File:80a comparison.jpg - Wikimedia Commons
Sirius Colour Filter No. 80A Medium Blue - Imaging Filters - Filters - Telescope Accessories - Sirius Optics
ProMaster 49mm - 80A Filter #4010 - The Camera Company
Hoya 80A Filter | Free shipping w/ $25 Purchase – Hoya Filters
GSO 1.25" Color / Planetary Filter - #80A Medium Blue
Amazon.com : Hoya 62mm 80A Tungsten to Daylight Conversion Glass Filter : Camera Lens Color Correction And Compensation Filters : Electronics
Wratten 80A Filter, M67, multi-coated, metal mount - WITTNER FILM
Antares Set of (4) 2in Color filters #11, #21, #80A, #ND25 - KW Telescope
Cokin P Series P020 Blue 80A Filter – Cambrian Photography
How to Use Presets and Filters
Filter 80A for night street photos? | I Shoot Film | Flickr
80A Blue Filter: Black and White Photography Forum: Digital Photography Review
Tiffen 4 x 5.65" 80A Color Conversion Filter 4565080A B&H Photo
Amazon.com : Tiffen 52mm 80A Filter : Camera Lens Filters : Electronics
Hoya 80A Filter (Choose)
