Q&A

[FAQ]

1. How to choose underwater macro lens?
2. How to make a complete maintaince of the housing?
3. What's the difference between big dome port and small dome port? (Original english version)
4. DX or FX - Which sensor is best for underwater photography? (Original english version)
5. Understanding White Balance. (Original english version)
6. The preparation before shooting underwater?
7. EVIL? MILC? (Wikipedia English, Chinese)
8. Underwater Housing Care & Maintenance Guide (From Gates)
9. Underwater Color Correction – Sony AX100 by Pete Lightowler (From Gates)

[F.I.T.]

1. What is F.I.T. +5 +8 +16 means?
   +5 mean +5.0 diopters = 500 degrees hyperopia (farsightedness)
2. What's the differences between F.I.T. ACU-05 and INON UCL-165M67?
   (1) The ACU-05 uses Achromatic lens, the final color is better then UCL-165M67
   (2) The magnification of UCL-165M67 is slightly larger than ACU-05, but the focus range is smaller due to magnification.
   (3) The ACU-05 is cheaper then UCL-165M67
   For more information about F.I.T. ACU-05, please refer to UWP magazine, Dr.Alex Mustard test FITpro ACU-05 and ACU-08

[INON]

1. What's the difference between INON Diffuser "External Auto" and "TTL/Manual"?
   A: INON Diffuser 2 System
2. What's the difference between INON White Diffuser and Blue Diffuser?
   A: White Diffuser is 5400K and designed to have same color temperature of sunlight. Blue Diffuser suppress particular color compensation characteristic to be yellowish / reddish by mainly Canon digital camera to highlight healthy human skin.
3. What's the difference between INON UWL-H100 type1 and type2?
   A: UWL-100 28M67 Wide Conversion Lens Type1/Type2
4. What's the difference between INON Z-240 and D-2000?
   A: The GN value of Z-240 is bigger and Z-240 has 5-pin connection
5. How to  select INON Arms for Underwater Photography Beginners? 
6. Z-240 Compatibe battery and operational limitations
7. INON Strobe Quick Start/Set-up Guide
8. S-2000 Operational Limitation

[Light&Motion]

1. What's the difference between Bluefin and Bluefin Pro?
   A: Bluefine Pro equips OLED Monitor and more Camera controls on ergonomic sealed handles
2. What's the difference between Sola Dive 1200 and Sola Video 1200?
   A: The differences are color and Dive 1200 inculdes hand strap.
3. What's the difference between Sola Photo 1200 and Sola Video 1200?
   A: The differences are color and Photo 1200 has red beam but Video 1200 has white spot beam.

[Sea&Sea]

1. Before purchasing Sea&Sea strobe, please check compatibility chart first: 
   YS-110α / YS-01 Slave function compatibility chart
2. YS CONVERTER / N Compatibility List
3. TTL Converters FAQ
4. What are & Why use INTERNAL CORRECTION LENSES?