Description
Reviews
| Brand | - |
| Category | Office Equipment, Supplies & Services / Photo Printing Equipment |
| Origin | - |
| Brand | Teacher Sheng |
| Processing Type | Semi-Automatic Roll Film |
| Speed Control | Automatic Variable Speed |
| Lighting Requirement | Daylight Operation (No Darkroom Needed) |
| Power Source | Electric AC Adapter |
| Compatible Film Formats | 35mm and 120 Medium Format |
| Tank Material | Chemical-Resistant ABS Plastic |
| Agitation Method | Motorized Inversion and Rotation |
| Temperature Control | Integrated Water Bath Heating |
| Capacity | Up to 4 Rolls Simultaneously |
Anonymous
Mar 30, 2026
Rating: 5/5
Excellent for beginners and pros
I am new to film developing, and this machine made the process approachable. The instructions were clear, and the variable speed settings let me experiment with different developers easily.
Anonymous
Mar 29, 2026
Rating: 5/5
Game changer for home developing
I used to dread loading reels in the dark, but this machine eliminates that stress completely. The variable speed agitation ensures even development every time. Highly recommended for anyone looking to streamline their workflow.
Anonymous
Mar 22, 2026
Rating: 5/5
Consistent negatives every time
My negative density has never been more consistent. The automatic inversion mimics hand agitation perfectly but removes the human error factor. Build quality feels sturdy and professional.
Anonymous
Mar 21, 2026
Rating: 4/5
Solid investment for volume processing
If you develop more than three rolls a week, get this. It saves so much time. The only reason I didn't give five stars is that the power cord could be a bit longer, but that's a minor issue.
Anonymous
Mar 07, 2026
Rating: 4/5
Great results, slight learning curve
The images come out sharp and consistent. It took me two tries to get the chemical volumes right for the water bath, but once I figured it out, it's been smooth sailing. The electric motor is very quiet.
Anonymous
Mar 01, 2026
Rating: 5/5
Perfect for medium format
As a shooter of mostly 120 film, finding a reliable semi-automatic processor is rare. This handles the longer rolls without tangling. The no-darkroom feature is accurate; I set this up right on my kitchen counter.
Q: Is the plastic tank resistant to harsh chemicals like bleach bypass solutions?
A: The tank is made from high-grade chemical-resistant ABS plastic suitable for standard black and white and C-41 color developers. However, we recommend rinsing immediately after use with aggressive bleaching agents to ensure longevity.
Q: What is the range of the variable speed agitation?
A: The motor offers adjustable speeds typically ranging from 10 to 60 RPM, allowing you to customize the agitation intensity based on the specific film stock and developer chemistry you are using.
Q: Does this machine require a completely dark room to load the film?
A: No, the Teacher Sheng processor is designed for daylight operation. You can load the film cassettes directly into the unit without needing a traditional darkroom or changing bag.
Q: Can I process 35mm and 120 film in the same batch?
A: Yes, the tank includes interchangeable reels that support both 35mm and 120 medium format films. You can mix formats in a single run as long as the total capacity is not exceeded.
Q: How do I maintain the water bath temperature?
A: The unit features an integrated heating element within the water bath jacket. You simply fill the outer chamber with water, set your desired temperature on the digital control panel, and the machine maintains it automatically.
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