Sinar extended lens board - COPAL, COMPUR, M39 LTM, Custom Sized extension, hole

3d printed Sinar compatible extension lens boards. They can be used with either wide angle or longer lenses to get more movement range with standard bellows.Will also offer increased movement range with wide angle bag bellows. Board size is nominal 140x140mm. Actual size of Sinar boards is close to 139.5x139.5 with very small variations with different generations. Please make sure this is the correct size for your camera. Pictures show different boards with and without lenses. Also lenses mounted on the camera. Boards are 3d printed from black ABS plastic for longevity and durability. Boards have slight flex due to material. It doesn't affect functionality. Camera and lenses in the pictures are not included with the listing and are only used for illustration purposes. Boards are available in following standard extensions: 1. 25mm (1inch) 2. 50mm (2inch) 3. 75mm (3inch) 4. 100mm (4inch) Please inquire if you need deeper or custom extension. Hole sizes available: Blank board - undrilled (printed solid without infill in order to enable clean and easy drilling - increased 3 mm thickness in the area to be drilled) Compur #00 - 26.3mm Copal and Compur #0 - 34.6mm Copal and Compur #1 - 41.6mm Leica Thread Mount - M39 - Enables adapting multitude of LTM lenses in normal or reversed orientation. M42 Custom size hole. Please allow 7-10 day lead time for all options. Boards will be made on demand when ordered. If you need boards shipped quickly outside of North America, please inquire about shipping with UPS. Available at discount. Shipping outside Canada and US is more expensive due to package size. If it seems too high, please inquire and we will check and try to find the best shipping rates. There are also pinhole boards with interchangeable pinhole inserts available for Sinar, Graflex, Copal 0/1 and 3 adapters and other cameras in our other listings. 3D printing process produces dimensionally accurate objects but slight surface imperfections/scuffs can be visible from the process. Please take a look at the pictures. They were taken with flash and surface variations and small specs of dust are more visible than in real life. Lenses mounted on the camera give you more realistic look. Other not listed combinations of lens boards possible. Combined shipping available with other listings. Buyer is responsible for customs and duties. All Canadian orders are subject to applicable taxes.